From: Robert Marko Date: Tue, 26 Mar 2024 11:57:30 +0000 (+0100) Subject: airoha: remove 5.15 support X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=fd58b1a8bcbd240b930db96f94e37ddf1b284827;p=openwrt%2Fstaging%2Fdangole.git airoha: remove 5.15 support Now that 6.1 is default, remove 5.15 support. Signed-off-by: Robert Marko --- diff --git a/target/linux/airoha/config-5.15 b/target/linux/airoha/config-5.15 deleted file mode 100644 index 259ab03521..0000000000 --- a/target/linux/airoha/config-5.15 +++ /dev/null @@ -1,271 +0,0 @@ -CONFIG_ALIGNMENT_TRAP=y -CONFIG_ARCH_32BIT_OFF_T=y -CONFIG_ARCH_AIROHA=y -CONFIG_ARCH_HIBERNATION_POSSIBLE=y -CONFIG_ARCH_KEEP_MEMBLOCK=y -CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y -CONFIG_ARCH_MULTIPLATFORM=y -CONFIG_ARCH_MULTI_V6_V7=y -CONFIG_ARCH_MULTI_V7=y -CONFIG_ARCH_NR_GPIO=0 -CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y -CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT=y -CONFIG_ARCH_SELECT_MEMORY_MODEL=y -CONFIG_ARCH_SPARSEMEM_ENABLE=y -CONFIG_ARCH_SUSPEND_POSSIBLE=y -CONFIG_ARM=y -CONFIG_ARM_AMBA=y -CONFIG_ARM_ARCH_TIMER=y -CONFIG_ARM_ARCH_TIMER_EVTSTREAM=y -CONFIG_ARM_CPU_SUSPEND=y -CONFIG_ARM_CRYPTO=y -CONFIG_ARM_GIC=y -CONFIG_ARM_GIC_V3=y -CONFIG_ARM_GIC_V3_ITS=y -CONFIG_ARM_GIC_V3_ITS_PCI=y -CONFIG_ARM_HAS_SG_CHAIN=y -CONFIG_ARM_HEAVY_MB=y -# CONFIG_ARM_HIGHBANK_CPUIDLE is not set -CONFIG_ARM_L1_CACHE_SHIFT=6 -CONFIG_ARM_L1_CACHE_SHIFT_6=y -CONFIG_ARM_PATCH_IDIV=y -CONFIG_ARM_PATCH_PHYS_VIRT=y -CONFIG_ARM_PSCI=y -CONFIG_ARM_PSCI_FW=y -# CONFIG_ARM_SMMU is not set -CONFIG_ARM_THUMB=y -CONFIG_ARM_UNWIND=y -CONFIG_ARM_VIRT_EXT=y -CONFIG_ATAGS=y -CONFIG_AUTO_ZRELADDR=y -CONFIG_BINFMT_FLAT_ARGVP_ENVP_ON_STACK=y -CONFIG_BLK_DEV_SD=y -CONFIG_BLK_MQ_PCI=y -CONFIG_BLK_PM=y -CONFIG_BSD_PROCESS_ACCT=y -CONFIG_BSD_PROCESS_ACCT_V3=y -CONFIG_CACHE_L2X0=y -CONFIG_CLONE_BACKWARDS=y -CONFIG_CMDLINE="rootfstype=squashfs,jffs2" -CONFIG_CMDLINE_FROM_BOOTLOADER=y -CONFIG_COMMON_CLK=y -CONFIG_COMMON_CLK_EN7523=y -CONFIG_COMPAT_32BIT_TIME=y -CONFIG_CPU_32v6K=y -CONFIG_CPU_32v7=y -CONFIG_CPU_ABRT_EV7=y -CONFIG_CPU_CACHE_V7=y -CONFIG_CPU_CACHE_VIPT=y -CONFIG_CPU_COPY_V6=y -CONFIG_CPU_CP15=y -CONFIG_CPU_CP15_MMU=y -CONFIG_CPU_HAS_ASID=y -CONFIG_CPU_IDLE=y -CONFIG_CPU_IDLE_GOV_MENU=y -CONFIG_CPU_PABRT_V7=y -CONFIG_CPU_PM=y -CONFIG_CPU_RMAP=y -CONFIG_CPU_SPECTRE=y -CONFIG_CPU_THUMB_CAPABLE=y -CONFIG_CPU_TLB_V7=y -CONFIG_CPU_V7=y -CONFIG_CRC16=y -CONFIG_CRYPTO_DEFLATE=y -CONFIG_CRYPTO_HASH_INFO=y -CONFIG_CRYPTO_LIB_BLAKE2S_GENERIC=y -CONFIG_CRYPTO_LZO=y -CONFIG_CRYPTO_RNG2=y -CONFIG_CRYPTO_ZSTD=y -CONFIG_DCACHE_WORD_ACCESS=y -CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S" -CONFIG_DEBUG_MISC=y -CONFIG_DMA_OPS=y -CONFIG_DMA_REMAP=y -CONFIG_DTC=y -CONFIG_EDAC_ATOMIC_SCRUB=y -CONFIG_EDAC_SUPPORT=y -CONFIG_FIXED_PHY=y -CONFIG_FIX_EARLYCON_MEM=y -CONFIG_FWNODE_MDIO=y -CONFIG_FW_LOADER_PAGED_BUF=y -CONFIG_GENERIC_ALLOCATOR=y -CONFIG_GENERIC_ARCH_TOPOLOGY=y -CONFIG_GENERIC_BUG=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y -CONFIG_GENERIC_CPU_AUTOPROBE=y -CONFIG_GENERIC_CPU_VULNERABILITIES=y -CONFIG_GENERIC_EARLY_IOREMAP=y -CONFIG_GENERIC_GETTIMEOFDAY=y -CONFIG_GENERIC_IDLE_POLL_SETUP=y -CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y -CONFIG_GENERIC_IRQ_MIGRATION=y -CONFIG_GENERIC_IRQ_MULTI_HANDLER=y -CONFIG_GENERIC_IRQ_SHOW=y -CONFIG_GENERIC_IRQ_SHOW_LEVEL=y -CONFIG_GENERIC_LIB_DEVMEM_IS_ALLOWED=y -CONFIG_GENERIC_MSI_IRQ=y -CONFIG_GENERIC_MSI_IRQ_DOMAIN=y -CONFIG_GENERIC_PCI_IOMAP=y -CONFIG_GENERIC_PHY=y -CONFIG_GENERIC_PINCONF=y -CONFIG_GENERIC_PINCTRL_GROUPS=y -CONFIG_GENERIC_PINMUX_FUNCTIONS=y -CONFIG_GENERIC_SCHED_CLOCK=y -CONFIG_GENERIC_SMP_IDLE_THREAD=y -CONFIG_GENERIC_STRNCPY_FROM_USER=y -CONFIG_GENERIC_STRNLEN_USER=y -CONFIG_GENERIC_TIME_VSYSCALL=y -CONFIG_GENERIC_VDSO_32=y -CONFIG_GPIOLIB_IRQCHIP=y -CONFIG_GPIO_CDEV=y -CONFIG_GPIO_EN7523=y -CONFIG_GPIO_GENERIC=y -CONFIG_HANDLE_DOMAIN_IRQ=y -# CONFIG_HARDEN_BRANCH_HISTORY is not set -# CONFIG_HARDEN_BRANCH_PREDICTOR is not set -CONFIG_HARDIRQS_SW_RESEND=y -CONFIG_HAS_DMA=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT_MAP=y -CONFIG_HAVE_SMP=y -CONFIG_HOTPLUG_CPU=y -CONFIG_HW_RANDOM=y -CONFIG_HZ_FIXED=0 -CONFIG_INITRAMFS_SOURCE="" -# CONFIG_IOMMU_DEBUGFS is not set -# CONFIG_IOMMU_IO_PGTABLE_ARMV7S is not set -# CONFIG_IOMMU_IO_PGTABLE_LPAE is not set -CONFIG_IOMMU_SUPPORT=y -CONFIG_IRQCHIP=y -CONFIG_IRQ_DOMAIN=y -CONFIG_IRQ_DOMAIN_HIERARCHY=y -CONFIG_IRQ_FORCED_THREADING=y -CONFIG_IRQ_TIME_ACCOUNTING=y -CONFIG_IRQ_WORK=y -# CONFIG_LEDS_BRIGHTNESS_HW_CHANGED is not set -CONFIG_LIBFDT=y -CONFIG_LOCK_DEBUGGING_SUPPORT=y -CONFIG_LOCK_SPIN_ON_OWNER=y -CONFIG_LZO_COMPRESS=y -CONFIG_LZO_DECOMPRESS=y -CONFIG_MDIO_BUS=y -CONFIG_MDIO_DEVICE=y -CONFIG_MDIO_DEVRES=y -CONFIG_MEMFD_CREATE=y -CONFIG_MFD_SYSCON=y -CONFIG_MIGHT_HAVE_CACHE_L2X0=y -CONFIG_MIGRATION=y -CONFIG_MODULES_USE_ELF_REL=y -CONFIG_MTD_NAND_CORE=y -CONFIG_MTD_NAND_ECC=y -CONFIG_MTD_NAND_ECC_SW_HAMMING=y -CONFIG_MTD_SPI_NAND=y -CONFIG_MTD_SPI_NOR=y -CONFIG_MTD_SPLIT_FIRMWARE=y -CONFIG_MTD_SPLIT_FIT_FW=y -CONFIG_MTD_UBI=y -CONFIG_MTD_UBI_BEB_LIMIT=20 -CONFIG_MTD_UBI_BLOCK=y -CONFIG_MTD_UBI_WL_THRESHOLD=4096 -CONFIG_MUTEX_SPIN_ON_OWNER=y -CONFIG_NEED_DMA_MAP_STATE=y -CONFIG_NET_FLOW_LIMIT=y -CONFIG_NET_SELFTESTS=y -CONFIG_NLS=y -CONFIG_NO_HZ_COMMON=y -CONFIG_NO_HZ_IDLE=y -CONFIG_NR_CPUS=2 -CONFIG_NVMEM=y -CONFIG_NVMEM_SYSFS=y -CONFIG_OF=y -CONFIG_OF_ADDRESS=y -CONFIG_OF_EARLY_FLATTREE=y -CONFIG_OF_FLATTREE=y -CONFIG_OF_GPIO=y -CONFIG_OF_IRQ=y -CONFIG_OF_KOBJ=y -CONFIG_OF_MDIO=y -CONFIG_OLD_SIGACTION=y -CONFIG_OLD_SIGSUSPEND3=y -CONFIG_OUTER_CACHE=y -CONFIG_OUTER_CACHE_SYNC=y -CONFIG_PADATA=y -CONFIG_PAGE_OFFSET=0xC0000000 -CONFIG_PARTITION_PERCPU=y -CONFIG_PCI=y -CONFIG_PCIEAER=y -CONFIG_PCIEPORTBUS=y -CONFIG_PCIE_MEDIATEK=y -CONFIG_PCIE_PME=y -CONFIG_PCI_DOMAINS=y -CONFIG_PCI_DOMAINS_GENERIC=y -CONFIG_PCI_MSI=y -CONFIG_PCI_MSI_IRQ_DOMAIN=y -CONFIG_PERF_USE_VMALLOC=y -CONFIG_PGTABLE_LEVELS=2 -CONFIG_PHYLIB=y -CONFIG_PINCTRL=y -CONFIG_PM=y -CONFIG_PM_CLK=y -CONFIG_PTP_1588_CLOCK_OPTIONAL=y -CONFIG_PWM=y -CONFIG_PWM_SYSFS=y -CONFIG_RAS=y -CONFIG_RATIONAL=y -CONFIG_REGMAP=y -CONFIG_REGMAP_MMIO=y -CONFIG_RESET_CONTROLLER=y -CONFIG_RFS_ACCEL=y -CONFIG_RPS=y -CONFIG_RWSEM_SPIN_ON_OWNER=y -CONFIG_SCSI=y -CONFIG_SCSI_COMMON=y -CONFIG_SERIAL_8250_EXTENDED=y -CONFIG_SERIAL_8250_FSL=y -# CONFIG_SERIAL_8250_SHARE_IRQ is not set -CONFIG_SERIAL_MCTRL_GPIO=y -CONFIG_SERIAL_OF_PLATFORM=y -CONFIG_SGL_ALLOC=y -CONFIG_SG_POOL=y -CONFIG_SMP=y -CONFIG_SMP_ON_UP=y -CONFIG_SOCK_RX_QUEUE_MAPPING=y -CONFIG_SPARSE_IRQ=y -CONFIG_SPI=y -CONFIG_SPI_AIROHA_EN7523=y -CONFIG_SPI_MASTER=y -CONFIG_SPI_MEM=y -CONFIG_SRCU=y -CONFIG_STACKTRACE=y -# CONFIG_SWAP is not set -CONFIG_SWPHY=y -CONFIG_SWP_EMULATE=y -CONFIG_SYS_SUPPORTS_APM_EMULATION=y -CONFIG_TICK_CPU_ACCOUNTING=y -CONFIG_TIMER_OF=y -CONFIG_TIMER_PROBE=y -CONFIG_TREE_RCU=y -CONFIG_TREE_SRCU=y -CONFIG_UBIFS_FS=y -CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h" -CONFIG_UNWINDER_ARM=y -CONFIG_USB=y -CONFIG_USB_COMMON=y -CONFIG_USB_SUPPORT=y -CONFIG_USB_XHCI_HCD=y -# CONFIG_USB_XHCI_PLATFORM is not set -CONFIG_USE_OF=y -# CONFIG_VFP is not set -CONFIG_WATCHDOG_CORE=y -# CONFIG_WQ_POWER_EFFICIENT_DEFAULT is not set -CONFIG_XPS=y -CONFIG_XXHASH=y -CONFIG_XZ_DEC_ARM=y -CONFIG_XZ_DEC_BCJ=y -CONFIG_ZBOOT_ROM_BSS=0 -CONFIG_ZBOOT_ROM_TEXT=0 -CONFIG_ZLIB_DEFLATE=y -CONFIG_ZLIB_INFLATE=y -CONFIG_ZSTD_COMPRESS=y -CONFIG_ZSTD_DECOMPRESS=y diff --git a/target/linux/airoha/files-5.15/arch/arm/mach-airoha/Makefile b/target/linux/airoha/files-5.15/arch/arm/mach-airoha/Makefile deleted file mode 100644 index a5857d0d02..0000000000 --- a/target/linux/airoha/files-5.15/arch/arm/mach-airoha/Makefile +++ /dev/null @@ -1,2 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -obj-y += airoha.o diff --git a/target/linux/airoha/files-5.15/arch/arm/mach-airoha/airoha.c b/target/linux/airoha/files-5.15/arch/arm/mach-airoha/airoha.c deleted file mode 100644 index ea23b5abb4..0000000000 --- a/target/linux/airoha/files-5.15/arch/arm/mach-airoha/airoha.c +++ /dev/null @@ -1,16 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * Device Tree support for Airoha SoCs - * - * Copyright (c) 2022 Felix Fietkau - */ -#include - -static const char * const airoha_board_dt_compat[] = { - "airoha,en7523", - NULL, -}; - -DT_MACHINE_START(MEDIATEK_DT, "Airoha Cortex-A53 (Device Tree)") - .dt_compat = airoha_board_dt_compat, -MACHINE_END diff --git a/target/linux/airoha/files-5.15/drivers/clk/clk-en7523.c b/target/linux/airoha/files-5.15/drivers/clk/clk-en7523.c deleted file mode 100644 index 29f0126cbd..0000000000 --- a/target/linux/airoha/files-5.15/drivers/clk/clk-en7523.c +++ /dev/null @@ -1,351 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only - -#include -#include -#include -#include -#include -#include -#include - -#define REG_PCI_CONTROL 0x88 -#define REG_PCI_CONTROL_PERSTOUT BIT(29) -#define REG_PCI_CONTROL_PERSTOUT1 BIT(26) -#define REG_PCI_CONTROL_REFCLK_EN1 BIT(22) -#define REG_GSW_CLK_DIV_SEL 0x1b4 -#define REG_EMI_CLK_DIV_SEL 0x1b8 -#define REG_BUS_CLK_DIV_SEL 0x1bc -#define REG_SPI_CLK_DIV_SEL 0x1c4 -#define REG_SPI_CLK_FREQ_SEL 0x1c8 -#define REG_NPU_CLK_DIV_SEL 0x1fc -#define REG_CRYPTO_CLKSRC 0x200 -#define REG_RESET_CONTROL 0x834 -#define REG_RESET_CONTROL_PCIEHB BIT(29) -#define REG_RESET_CONTROL_PCIE1 BIT(27) -#define REG_RESET_CONTROL_PCIE2 BIT(26) - -struct en_clk_desc { - int id; - const char *name; - u32 base_reg; - u8 base_bits; - u8 base_shift; - union { - const unsigned int *base_values; - unsigned int base_value; - }; - size_t n_base_values; - - u16 div_reg; - u8 div_bits; - u8 div_shift; - u16 div_val0; - u8 div_step; -}; - -struct en_clk_gate { - void __iomem *base; - struct clk_hw hw; -}; - -static const u32 gsw_base[] = { 400000000, 500000000 }; -static const u32 emi_base[] = { 333000000, 400000000 }; -static const u32 bus_base[] = { 500000000, 540000000 }; -static const u32 slic_base[] = { 100000000, 3125000 }; -static const u32 npu_base[] = { 333000000, 400000000, 500000000 }; - -static const struct en_clk_desc en7523_base_clks[] = { - { - .id = EN7523_CLK_GSW, - .name = "gsw", - - .base_reg = REG_GSW_CLK_DIV_SEL, - .base_bits = 1, - .base_shift = 8, - .base_values = gsw_base, - .n_base_values = ARRAY_SIZE(gsw_base), - - .div_bits = 3, - .div_shift = 0, - .div_step = 1, - }, { - .id = EN7523_CLK_EMI, - .name = "emi", - - .base_reg = REG_EMI_CLK_DIV_SEL, - .base_bits = 1, - .base_shift = 8, - .base_values = emi_base, - .n_base_values = ARRAY_SIZE(emi_base), - - .div_bits = 3, - .div_shift = 0, - .div_step = 1, - }, { - .id = EN7523_CLK_BUS, - .name = "bus", - - .base_reg = REG_BUS_CLK_DIV_SEL, - .base_bits = 1, - .base_shift = 8, - .base_values = bus_base, - .n_base_values = ARRAY_SIZE(bus_base), - - .div_bits = 3, - .div_shift = 0, - .div_step = 1, - }, { - .id = EN7523_CLK_SLIC, - .name = "slic", - - .base_reg = REG_SPI_CLK_FREQ_SEL, - .base_bits = 1, - .base_shift = 0, - .base_values = slic_base, - .n_base_values = ARRAY_SIZE(slic_base), - - .div_reg = REG_SPI_CLK_DIV_SEL, - .div_bits = 5, - .div_shift = 24, - .div_val0 = 20, - .div_step = 2, - }, { - .id = EN7523_CLK_SPI, - .name = "spi", - - .base_reg = REG_SPI_CLK_DIV_SEL, - - .base_value = 400000000, - - .div_bits = 5, - .div_shift = 8, - .div_val0 = 40, - .div_step = 2, - }, { - .id = EN7523_CLK_NPU, - .name = "npu", - - .base_reg = REG_NPU_CLK_DIV_SEL, - .base_bits = 2, - .base_shift = 8, - .base_values = npu_base, - .n_base_values = ARRAY_SIZE(npu_base), - - .div_bits = 3, - .div_shift = 0, - .div_step = 1, - }, { - .id = EN7523_CLK_CRYPTO, - .name = "crypto", - - .base_reg = REG_CRYPTO_CLKSRC, - .base_bits = 1, - .base_shift = 8, - .base_values = emi_base, - .n_base_values = ARRAY_SIZE(emi_base), - } -}; - -static const struct of_device_id of_match_clk_en7523[] = { - { .compatible = "airoha,en7523-scu", }, - { /* sentinel */ } -}; - -static unsigned int en7523_get_base_rate(void __iomem *base, unsigned int i) -{ - const struct en_clk_desc *desc = &en7523_base_clks[i]; - u32 val; - - if (!desc->base_bits) - return desc->base_value; - - val = readl(base + desc->base_reg); - val >>= desc->base_shift; - val &= (1 << desc->base_bits) - 1; - - if (val >= desc->n_base_values) - return 0; - - return desc->base_values[val]; -} - -static u32 en7523_get_div(void __iomem *base, int i) -{ - const struct en_clk_desc *desc = &en7523_base_clks[i]; - u32 reg, val; - - if (!desc->div_bits) - return 1; - - reg = desc->div_reg ? desc->div_reg : desc->base_reg; - val = readl(base + reg); - val >>= desc->div_shift; - val &= (1 << desc->div_bits) - 1; - - if (!val && desc->div_val0) - return desc->div_val0; - - return (val + 1) * desc->div_step; -} - -static int en7523_pci_is_enabled(struct clk_hw *hw) -{ - struct en_clk_gate *cg = container_of(hw, struct en_clk_gate, hw); - - return !!(readl(cg->base + REG_PCI_CONTROL) & REG_PCI_CONTROL_REFCLK_EN1); -} - -static int en7523_pci_prepare(struct clk_hw *hw) -{ - struct en_clk_gate *cg = container_of(hw, struct en_clk_gate, hw); - void __iomem *np_base = cg->base; - u32 val, mask; - - /* Need to pull device low before reset */ - val = readl(np_base + REG_PCI_CONTROL); - val &= ~(REG_PCI_CONTROL_PERSTOUT1 | REG_PCI_CONTROL_PERSTOUT); - writel(val, np_base + REG_PCI_CONTROL); - usleep_range(1000, 2000); - - /* Enable PCIe port 1 */ - val |= REG_PCI_CONTROL_REFCLK_EN1; - writel(val, np_base + REG_PCI_CONTROL); - usleep_range(1000, 2000); - - /* Reset to default */ - val = readl(np_base + REG_RESET_CONTROL); - mask = REG_RESET_CONTROL_PCIE1 | REG_RESET_CONTROL_PCIE2 | - REG_RESET_CONTROL_PCIEHB; - writel(val & ~mask, np_base + REG_RESET_CONTROL); - usleep_range(1000, 2000); - writel(val | mask, np_base + REG_RESET_CONTROL); - msleep(100); - writel(val & ~mask, np_base + REG_RESET_CONTROL); - usleep_range(5000, 10000); - - /* Release device */ - mask = REG_PCI_CONTROL_PERSTOUT1 | REG_PCI_CONTROL_PERSTOUT; - val = readl(np_base + REG_PCI_CONTROL); - writel(val & ~mask, np_base + REG_PCI_CONTROL); - usleep_range(1000, 2000); - writel(val | mask, np_base + REG_PCI_CONTROL); - msleep(250); - - return 0; -} - -static void en7523_pci_unprepare(struct clk_hw *hw) -{ - struct en_clk_gate *cg = container_of(hw, struct en_clk_gate, hw); - void __iomem *np_base = cg->base; - u32 val; - - val = readl(np_base + REG_PCI_CONTROL); - val &= ~REG_PCI_CONTROL_REFCLK_EN1; - writel(val, np_base + REG_PCI_CONTROL); -} - -static struct clk_hw *en7523_register_pcie_clk(struct device *dev, - void __iomem *np_base) -{ - static const struct clk_ops pcie_gate_ops = { - .is_enabled = en7523_pci_is_enabled, - .prepare = en7523_pci_prepare, - .unprepare = en7523_pci_unprepare, - }; - struct clk_init_data init = { - .name = "pcie", - .ops = &pcie_gate_ops, - }; - struct en_clk_gate *cg; - - cg = devm_kzalloc(dev, sizeof(*cg), GFP_KERNEL); - if (!cg) - return NULL; - - cg->base = np_base; - cg->hw.init = &init; - en7523_pci_unprepare(&cg->hw); - - if (clk_hw_register(dev, &cg->hw)) - return NULL; - - return &cg->hw; -} - -static void en7523_register_clocks(struct device *dev, struct clk_hw_onecell_data *clk_data, - void __iomem *base, void __iomem *np_base) -{ - struct clk_hw *hw; - u32 rate; - int i; - - for (i = 0; i < ARRAY_SIZE(en7523_base_clks); i++) { - const struct en_clk_desc *desc = &en7523_base_clks[i]; - - rate = en7523_get_base_rate(base, i); - rate /= en7523_get_div(base, i); - - hw = clk_hw_register_fixed_rate(dev, desc->name, NULL, 0, rate); - if (IS_ERR(hw)) { - pr_err("Failed to register clk %s: %ld\n", - desc->name, PTR_ERR(hw)); - continue; - } - - clk_data->hws[desc->id] = hw; - } - - hw = en7523_register_pcie_clk(dev, np_base); - clk_data->hws[EN7523_CLK_PCIE] = hw; - - clk_data->num = EN7523_NUM_CLOCKS; -} - -static int en7523_clk_probe(struct platform_device *pdev) -{ - struct device_node *node = pdev->dev.of_node; - struct clk_hw_onecell_data *clk_data; - void __iomem *base, *np_base; - int r; - - base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - np_base = devm_platform_ioremap_resource(pdev, 1); - if (IS_ERR(np_base)) - return PTR_ERR(np_base); - - clk_data = devm_kzalloc(&pdev->dev, - struct_size(clk_data, hws, EN7523_NUM_CLOCKS), - GFP_KERNEL); - if (!clk_data) - return -ENOMEM; - - en7523_register_clocks(&pdev->dev, clk_data, base, np_base); - - r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (r) - dev_err(&pdev->dev, - "could not register clock provider: %s: %d\n", - pdev->name, r); - - return r; -} - -static struct platform_driver clk_en7523_drv = { - .probe = en7523_clk_probe, - .driver = { - .name = "clk-en7523", - .of_match_table = of_match_clk_en7523, - .suppress_bind_attrs = true, - }, -}; - -static int __init clk_en7523_init(void) -{ - return platform_driver_register(&clk_en7523_drv); -} - -arch_initcall(clk_en7523_init); diff --git a/target/linux/airoha/files-5.15/drivers/gpio/gpio-en7523.c b/target/linux/airoha/files-5.15/drivers/gpio/gpio-en7523.c deleted file mode 100644 index f836a8db4c..0000000000 --- a/target/linux/airoha/files-5.15/drivers/gpio/gpio-en7523.c +++ /dev/null @@ -1,137 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only - -#include -#include -#include -#include -#include -#include -#include -#include - -#define AIROHA_GPIO_MAX 32 - -/** - * airoha_gpio_ctrl - Airoha GPIO driver data - * @gc: Associated gpio_chip instance. - * @data: The data register. - * @dir0: The direction register for the lower 16 pins. - * @dir1: The direction register for the higher 16 pins. - * @output: The output enable register. - */ -struct airoha_gpio_ctrl { - struct gpio_chip gc; - void __iomem *data; - void __iomem *dir[2]; - void __iomem *output; -}; - -static struct airoha_gpio_ctrl *gc_to_ctrl(struct gpio_chip *gc) -{ - return container_of(gc, struct airoha_gpio_ctrl, gc); -} - -static int airoha_dir_set(struct gpio_chip *gc, unsigned int gpio, - int val, int out) -{ - struct airoha_gpio_ctrl *ctrl = gc_to_ctrl(gc); - u32 dir = ioread32(ctrl->dir[gpio / 16]); - u32 output = ioread32(ctrl->output); - u32 mask = BIT((gpio % 16) * 2); - - if (out) { - dir |= mask; - output |= BIT(gpio); - } else { - dir &= ~mask; - output &= ~BIT(gpio); - } - - iowrite32(dir, ctrl->dir[gpio / 16]); - - if (out) - gc->set(gc, gpio, val); - - iowrite32(output, ctrl->output); - - return 0; -} - -static int airoha_dir_out(struct gpio_chip *gc, unsigned int gpio, - int val) -{ - return airoha_dir_set(gc, gpio, val, 1); -} - -static int airoha_dir_in(struct gpio_chip *gc, unsigned int gpio) -{ - return airoha_dir_set(gc, gpio, 0, 0); -} - -static int airoha_get_dir(struct gpio_chip *gc, unsigned int gpio) -{ - struct airoha_gpio_ctrl *ctrl = gc_to_ctrl(gc); - u32 dir = ioread32(ctrl->dir[gpio / 16]); - u32 mask = BIT((gpio % 16) * 2); - - return (dir & mask) ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN; -} - -static int airoha_gpio_probe(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - struct airoha_gpio_ctrl *ctrl; - int err; - - ctrl = devm_kzalloc(dev, sizeof(*ctrl), GFP_KERNEL); - if (!ctrl) - return -ENOMEM; - - ctrl->data = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(ctrl->data)) - return PTR_ERR(ctrl->data); - - ctrl->dir[0] = devm_platform_ioremap_resource(pdev, 1); - if (IS_ERR(ctrl->dir[0])) - return PTR_ERR(ctrl->dir[0]); - - ctrl->dir[1] = devm_platform_ioremap_resource(pdev, 2); - if (IS_ERR(ctrl->dir[1])) - return PTR_ERR(ctrl->dir[1]); - - ctrl->output = devm_platform_ioremap_resource(pdev, 3); - if (IS_ERR(ctrl->output)) - return PTR_ERR(ctrl->output); - - err = bgpio_init(&ctrl->gc, dev, 4, ctrl->data, NULL, - NULL, NULL, NULL, 0); - if (err) - return dev_err_probe(dev, err, "unable to init generic GPIO"); - - ctrl->gc.ngpio = AIROHA_GPIO_MAX; - ctrl->gc.owner = THIS_MODULE; - ctrl->gc.direction_output = airoha_dir_out; - ctrl->gc.direction_input = airoha_dir_in; - ctrl->gc.get_direction = airoha_get_dir; - - return devm_gpiochip_add_data(dev, &ctrl->gc, ctrl); -} - -static const struct of_device_id airoha_gpio_of_match[] = { - { .compatible = "airoha,en7523-gpio" }, - { } -}; -MODULE_DEVICE_TABLE(of, airoha_gpio_of_match); - -static struct platform_driver airoha_gpio_driver = { - .driver = { - .name = "airoha-gpio", - .of_match_table = airoha_gpio_of_match, - }, - .probe = airoha_gpio_probe, -}; -module_platform_driver(airoha_gpio_driver); - -MODULE_DESCRIPTION("Airoha GPIO support"); -MODULE_AUTHOR("John Crispin "); -MODULE_LICENSE("GPL v2"); diff --git a/target/linux/airoha/files-5.15/include/dt-bindings/clock/en7523-clk.h b/target/linux/airoha/files-5.15/include/dt-bindings/clock/en7523-clk.h deleted file mode 100644 index 717d23a5e5..0000000000 --- a/target/linux/airoha/files-5.15/include/dt-bindings/clock/en7523-clk.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ - -#ifndef _DT_BINDINGS_CLOCK_AIROHA_EN7523_H_ -#define _DT_BINDINGS_CLOCK_AIROHA_EN7523_H_ - -#define EN7523_CLK_GSW 0 -#define EN7523_CLK_EMI 1 -#define EN7523_CLK_BUS 2 -#define EN7523_CLK_SLIC 3 -#define EN7523_CLK_SPI 4 -#define EN7523_CLK_NPU 5 -#define EN7523_CLK_CRYPTO 6 -#define EN7523_CLK_PCIE 7 - -#define EN7523_NUM_CLOCKS 8 - -#endif /* _DT_BINDINGS_CLOCK_AIROHA_EN7523_H_ */ diff --git a/target/linux/airoha/patches-5.15/0001-add-airoha-platform.patch b/target/linux/airoha/patches-5.15/0001-add-airoha-platform.patch deleted file mode 100644 index 5b356ea23e..0000000000 --- a/target/linux/airoha/patches-5.15/0001-add-airoha-platform.patch +++ /dev/null @@ -1,31 +0,0 @@ ---- a/arch/arm/Kconfig -+++ b/arch/arm/Kconfig -@@ -572,6 +572,18 @@ config ARCH_VIRT - select HAVE_ARM_ARCH_TIMER - select ARCH_SUPPORTS_BIG_ENDIAN - -+config ARCH_AIROHA -+ bool "Airoha SoC Support" -+ depends on ARCH_MULTI_V7 -+ select ARM_AMBA -+ select ARM_GIC -+ select ARM_GIC_V3 -+ select ARM_PSCI -+ select HAVE_ARM_ARCH_TIMER -+ select COMMON_CLK -+ help -+ Support for Airoha EN7523 SoCs -+ - # - # This is sorted alphabetically by mach-* pathname. However, plat-* - # Kconfigs may be included either alphabetically (according to the ---- a/arch/arm/Makefile -+++ b/arch/arm/Makefile -@@ -156,6 +156,7 @@ textofs-$(CONFIG_ARCH_AXXIA) := 0x003080 - # Machine directory name. This list is sorted alphanumerically - # by CONFIG_* macro name. - machine-$(CONFIG_ARCH_ACTIONS) += actions -+machine-$(CONFIG_ARCH_AIROHA) += airoha - machine-$(CONFIG_ARCH_ALPINE) += alpine - machine-$(CONFIG_ARCH_ARTPEC) += artpec - machine-$(CONFIG_ARCH_ASPEED) += aspeed diff --git a/target/linux/airoha/patches-5.15/0002-add-airoha-en7523-clk-driver.patch b/target/linux/airoha/patches-5.15/0002-add-airoha-en7523-clk-driver.patch deleted file mode 100644 index bae5cacc5e..0000000000 --- a/target/linux/airoha/patches-5.15/0002-add-airoha-en7523-clk-driver.patch +++ /dev/null @@ -1,28 +0,0 @@ ---- a/drivers/clk/Kconfig -+++ b/drivers/clk/Kconfig -@@ -192,6 +192,15 @@ config COMMON_CLK_CS2000_CP - help - If you say yes here you get support for the CS2000 clock multiplier. - -+config COMMON_CLK_EN7523 -+ bool "Clock driver for Airoha EN7523 SoC system clocks" -+ depends on OF -+ depends on ARCH_AIROHA || COMPILE_TEST -+ default ARCH_AIROHA -+ help -+ This driver provides the fixed clocks and gates present on Airoha -+ ARM silicon. -+ - config COMMON_CLK_FSL_FLEXSPI - tristate "Clock driver for FlexSPI on Layerscape SoCs" - depends on ARCH_LAYERSCAPE || COMPILE_TEST ---- a/drivers/clk/Makefile -+++ b/drivers/clk/Makefile -@@ -27,6 +27,7 @@ obj-$(CONFIG_COMMON_CLK_CDCE925) += clk- - obj-$(CONFIG_ARCH_CLPS711X) += clk-clps711x.o - obj-$(CONFIG_COMMON_CLK_CS2000_CP) += clk-cs2000-cp.o - obj-$(CONFIG_ARCH_SPARX5) += clk-sparx5.o -+obj-$(CONFIG_COMMON_CLK_EN7523) += clk-en7523.o - obj-$(CONFIG_COMMON_CLK_FIXED_MMIO) += clk-fixed-mmio.o - obj-$(CONFIG_COMMON_CLK_FSL_FLEXSPI) += clk-fsl-flexspi.o - obj-$(CONFIG_COMMON_CLK_FSL_SAI) += clk-fsl-sai.o diff --git a/target/linux/airoha/patches-5.15/0003-add-airoha-en7523-gpio-driver.patch b/target/linux/airoha/patches-5.15/0003-add-airoha-en7523-gpio-driver.patch deleted file mode 100644 index 319336257b..0000000000 --- a/target/linux/airoha/patches-5.15/0003-add-airoha-en7523-gpio-driver.patch +++ /dev/null @@ -1,29 +0,0 @@ ---- a/drivers/gpio/Kconfig -+++ b/drivers/gpio/Kconfig -@@ -247,6 +247,16 @@ config GPIO_EM - help - Say yes here to support GPIO on Renesas Emma Mobile SoCs. - -+config GPIO_EN7523 -+ tristate "Airoha GPIO support" -+ depends on ARCH_AIROHA -+ default ARCH_AIROHA -+ select GPIO_GENERIC -+ select GPIOLIB_IRQCHIP -+ help -+ Say Y or M here to support the GPIO controller block on the -+ Airoha EN7523 SoC. It supports two banks of 32 GPIOs. -+ - config GPIO_EP93XX - def_bool y - depends on ARCH_EP93XX ---- a/drivers/gpio/Makefile -+++ b/drivers/gpio/Makefile -@@ -57,6 +57,7 @@ obj-$(CONFIG_GPIO_DLN2) += gpio-dln2.o - obj-$(CONFIG_GPIO_DWAPB) += gpio-dwapb.o - obj-$(CONFIG_GPIO_EIC_SPRD) += gpio-eic-sprd.o - obj-$(CONFIG_GPIO_EM) += gpio-em.o -+obj-$(CONFIG_GPIO_EN7523) += gpio-en7523.o - obj-$(CONFIG_GPIO_EP93XX) += gpio-ep93xx.o - obj-$(CONFIG_GPIO_EXAR) += gpio-exar.o - obj-$(CONFIG_GPIO_F7188X) += gpio-f7188x.o diff --git a/target/linux/airoha/patches-5.15/0004-ARM-9124-1-uncompress-Parse-linux-usable-memory-rang.patch b/target/linux/airoha/patches-5.15/0004-ARM-9124-1-uncompress-Parse-linux-usable-memory-rang.patch deleted file mode 100644 index 0f0cbaa10f..0000000000 --- a/target/linux/airoha/patches-5.15/0004-ARM-9124-1-uncompress-Parse-linux-usable-memory-rang.patch +++ /dev/null @@ -1,107 +0,0 @@ -From 48342ae751c797ac73ac9c894b3f312df18ffd21 Mon Sep 17 00:00:00 2001 -From: Geert Uytterhoeven -Date: Wed, 15 Sep 2021 13:46:20 +0100 -Subject: [PATCH] ARM: 9124/1: uncompress: Parse "linux,usable-memory-range" DT - property - -Add support for parsing the "linux,usable-memory-range" DT property. -This property is used to describe the usable memory reserved for the -crash dump kernel, and thus makes the memory reservation explicit. -If present, Linux no longer needs to mask the program counter, and rely -on the "mem=" kernel parameter to obtain the start and size of usable -memory. - -For backwards compatibility, the traditional method to derive the start -of memory is still used if "linux,usable-memory-range" is absent. - -Signed-off-by: Geert Uytterhoeven -Signed-off-by: Russell King (Oracle) -Signed-off-by: Daniel Danzberger ---- - .../arm/boot/compressed/fdt_check_mem_start.c | 48 ++++++++++++++++--- - 1 file changed, 42 insertions(+), 6 deletions(-) - ---- a/arch/arm/boot/compressed/fdt_check_mem_start.c -+++ b/arch/arm/boot/compressed/fdt_check_mem_start.c -@@ -55,16 +55,17 @@ static uint64_t get_val(const fdt32_t *c - * DTB, and, if out-of-range, replace it by the real start address. - * To preserve backwards compatibility (systems reserving a block of memory - * at the start of physical memory, kdump, ...), the traditional method is -- * always used if it yields a valid address. -+ * used if it yields a valid address, unless the "linux,usable-memory-range" -+ * property is present. - * - * Return value: start address of physical memory to use - */ - uint32_t fdt_check_mem_start(uint32_t mem_start, const void *fdt) - { -- uint32_t addr_cells, size_cells, base; -+ uint32_t addr_cells, size_cells, usable_base, base; - uint32_t fdt_mem_start = 0xffffffff; -- const fdt32_t *reg, *endp; -- uint64_t size, end; -+ const fdt32_t *usable, *reg, *endp; -+ uint64_t size, usable_end, end; - const char *type; - int offset, len; - -@@ -80,6 +81,27 @@ uint32_t fdt_check_mem_start(uint32_t me - if (addr_cells > 2 || size_cells > 2) - return mem_start; - -+ /* -+ * Usable memory in case of a crash dump kernel -+ * This property describes a limitation: memory within this range is -+ * only valid when also described through another mechanism -+ */ -+ usable = get_prop(fdt, "/chosen", "linux,usable-memory-range", -+ (addr_cells + size_cells) * sizeof(fdt32_t)); -+ if (usable) { -+ size = get_val(usable + addr_cells, size_cells); -+ if (!size) -+ return mem_start; -+ -+ if (addr_cells > 1 && fdt32_ld(usable)) { -+ /* Outside 32-bit address space */ -+ return mem_start; -+ } -+ -+ usable_base = fdt32_ld(usable + addr_cells - 1); -+ usable_end = usable_base + size; -+ } -+ - /* Walk all memory nodes and regions */ - for (offset = fdt_next_node(fdt, -1, NULL); offset >= 0; - offset = fdt_next_node(fdt, offset, NULL)) { -@@ -107,7 +129,20 @@ uint32_t fdt_check_mem_start(uint32_t me - - base = fdt32_ld(reg + addr_cells - 1); - end = base + size; -- if (mem_start >= base && mem_start < end) { -+ if (usable) { -+ /* -+ * Clip to usable range, which takes precedence -+ * over mem_start -+ */ -+ if (base < usable_base) -+ base = usable_base; -+ -+ if (end > usable_end) -+ end = usable_end; -+ -+ if (end <= base) -+ continue; -+ } else if (mem_start >= base && mem_start < end) { - /* Calculated address is valid, use it */ - return mem_start; - } -@@ -123,7 +158,8 @@ uint32_t fdt_check_mem_start(uint32_t me - } - - /* -- * The calculated address is not usable. -+ * The calculated address is not usable, or was overridden by the -+ * "linux,usable-memory-range" property. - * Use the lowest usable physical memory address from the DTB instead, - * and make sure this is a multiple of 2 MiB for phys/virt patching. - */ diff --git a/target/linux/airoha/patches-5.15/0005-spi-Add-support-for-the-Airoha-EN7523-SoC-SPI-contro.patch b/target/linux/airoha/patches-5.15/0005-spi-Add-support-for-the-Airoha-EN7523-SoC-SPI-contro.patch deleted file mode 100644 index 6c21666ed1..0000000000 --- a/target/linux/airoha/patches-5.15/0005-spi-Add-support-for-the-Airoha-EN7523-SoC-SPI-contro.patch +++ /dev/null @@ -1,341 +0,0 @@ ---- a/drivers/spi/Kconfig -+++ b/drivers/spi/Kconfig -@@ -307,6 +307,12 @@ config SPI_DLN2 - This driver can also be built as a module. If so, the module - will be called spi-dln2. - -+config SPI_AIROHA_EN7523 -+ bool "Airoha EN7523 SPI controller support" -+ depends on ARCH_AIROHA -+ help -+ This enables SPI controller support for the Airoha EN7523 SoC. -+ - config SPI_EP93XX - tristate "Cirrus Logic EP93xx SPI controller" - depends on ARCH_EP93XX || COMPILE_TEST ---- a/drivers/spi/Makefile -+++ b/drivers/spi/Makefile -@@ -45,6 +45,7 @@ obj-$(CONFIG_SPI_DW_BT1) += spi-dw-bt1. - obj-$(CONFIG_SPI_DW_MMIO) += spi-dw-mmio.o - obj-$(CONFIG_SPI_DW_PCI) += spi-dw-pci.o - obj-$(CONFIG_SPI_EP93XX) += spi-ep93xx.o -+obj-$(CONFIG_SPI_AIROHA_EN7523) += spi-en7523.o - obj-$(CONFIG_SPI_FALCON) += spi-falcon.o - obj-$(CONFIG_SPI_FSI) += spi-fsi.o - obj-$(CONFIG_SPI_FSL_CPM) += spi-fsl-cpm.o ---- /dev/null -+++ b/drivers/spi/spi-en7523.c -@@ -0,0 +1,313 @@ -+// SPDX-License-Identifier: GPL-2.0 -+ -+#include -+#include -+#include -+#include -+ -+ -+#define ENSPI_READ_IDLE_EN 0x0004 -+#define ENSPI_MTX_MODE_TOG 0x0014 -+#define ENSPI_RDCTL_FSM 0x0018 -+#define ENSPI_MANUAL_EN 0x0020 -+#define ENSPI_MANUAL_OPFIFO_EMPTY 0x0024 -+#define ENSPI_MANUAL_OPFIFO_WDATA 0x0028 -+#define ENSPI_MANUAL_OPFIFO_FULL 0x002C -+#define ENSPI_MANUAL_OPFIFO_WR 0x0030 -+#define ENSPI_MANUAL_DFIFO_FULL 0x0034 -+#define ENSPI_MANUAL_DFIFO_WDATA 0x0038 -+#define ENSPI_MANUAL_DFIFO_EMPTY 0x003C -+#define ENSPI_MANUAL_DFIFO_RD 0x0040 -+#define ENSPI_MANUAL_DFIFO_RDATA 0x0044 -+#define ENSPI_IER 0x0090 -+#define ENSPI_NFI2SPI_EN 0x0130 -+ -+// TODO not in spi block -+#define ENSPI_CLOCK_DIVIDER ((void __iomem *)0x1fa201c4) -+ -+#define OP_CSH 0x00 -+#define OP_CSL 0x01 -+#define OP_CK 0x02 -+#define OP_OUTS 0x08 -+#define OP_OUTD 0x09 -+#define OP_OUTQ 0x0A -+#define OP_INS 0x0C -+#define OP_INS0 0x0D -+#define OP_IND 0x0E -+#define OP_INQ 0x0F -+#define OP_OS2IS 0x10 -+#define OP_OS2ID 0x11 -+#define OP_OS2IQ 0x12 -+#define OP_OD2IS 0x13 -+#define OP_OD2ID 0x14 -+#define OP_OD2IQ 0x15 -+#define OP_OQ2IS 0x16 -+#define OP_OQ2ID 0x17 -+#define OP_OQ2IQ 0x18 -+#define OP_OSNIS 0x19 -+#define OP_ODNID 0x1A -+ -+#define MATRIX_MODE_AUTO 1 -+#define CONF_MTX_MODE_AUTO 0 -+#define MANUALEN_AUTO 0 -+#define MATRIX_MODE_MANUAL 0 -+#define CONF_MTX_MODE_MANUAL 9 -+#define MANUALEN_MANUAL 1 -+ -+#define _ENSPI_MAX_XFER 0x1ff -+ -+#define REG(x) (iobase + x) -+ -+ -+static void __iomem *iobase; -+ -+ -+static void opfifo_write(u32 cmd, u32 len) -+{ -+ u32 tmp = ((cmd & 0x1f) << 9) | (len & 0x1ff); -+ -+ writel(tmp, REG(ENSPI_MANUAL_OPFIFO_WDATA)); -+ -+ /* Wait for room in OPFIFO */ -+ while (readl(REG(ENSPI_MANUAL_OPFIFO_FULL))) -+ ; -+ -+ /* Shift command into OPFIFO */ -+ writel(1, REG(ENSPI_MANUAL_OPFIFO_WR)); -+ -+ /* Wait for command to finish */ -+ while (!readl(REG(ENSPI_MANUAL_OPFIFO_EMPTY))) -+ ; -+} -+ -+static void set_cs(int state) -+{ -+ if (state) -+ opfifo_write(OP_CSH, 1); -+ else -+ opfifo_write(OP_CSL, 1); -+} -+ -+static void manual_begin_cmd(void) -+{ -+ /* Disable read idle state */ -+ writel(0, REG(ENSPI_READ_IDLE_EN)); -+ -+ /* Wait for FSM to reach idle state */ -+ while (readl(REG(ENSPI_RDCTL_FSM))) -+ ; -+ -+ /* Set SPI core to manual mode */ -+ writel(CONF_MTX_MODE_MANUAL, REG(ENSPI_MTX_MODE_TOG)); -+ writel(MANUALEN_MANUAL, REG(ENSPI_MANUAL_EN)); -+} -+ -+static void manual_end_cmd(void) -+{ -+ /* Set SPI core to auto mode */ -+ writel(CONF_MTX_MODE_AUTO, REG(ENSPI_MTX_MODE_TOG)); -+ writel(MANUALEN_AUTO, REG(ENSPI_MANUAL_EN)); -+ -+ /* Enable read idle state */ -+ writel(1, REG(ENSPI_READ_IDLE_EN)); -+} -+ -+static void dfifo_read(u8 *buf, int len) -+{ -+ int i; -+ -+ for (i = 0; i < len; i++) { -+ /* Wait for requested data to show up in DFIFO */ -+ while (readl(REG(ENSPI_MANUAL_DFIFO_EMPTY))) -+ ; -+ buf[i] = readl(REG(ENSPI_MANUAL_DFIFO_RDATA)); -+ /* Queue up next byte */ -+ writel(1, REG(ENSPI_MANUAL_DFIFO_RD)); -+ } -+} -+ -+static void dfifo_write(const u8 *buf, int len) -+{ -+ int i; -+ -+ for (i = 0; i < len; i++) { -+ /* Wait for room in DFIFO */ -+ while (readl(REG(ENSPI_MANUAL_DFIFO_FULL))) -+ ; -+ writel(buf[i], REG(ENSPI_MANUAL_DFIFO_WDATA)); -+ } -+} -+ -+#if 0 -+static void set_spi_clock_speed(int freq_mhz) -+{ -+ u32 tmp, val; -+ -+ tmp = readl(ENSPI_CLOCK_DIVIDER); -+ tmp &= 0xffff0000; -+ writel(tmp, ENSPI_CLOCK_DIVIDER); -+ -+ val = (400 / (freq_mhz * 2)); -+ tmp |= (val << 8) | 1; -+ writel(tmp, ENSPI_CLOCK_DIVIDER); -+} -+#endif -+ -+static void init_hw(void) -+{ -+ /* Disable manual/auto mode clash interrupt */ -+ writel(0, REG(ENSPI_IER)); -+ -+ // TODO via clk framework -+ // set_spi_clock_speed(50); -+ -+ /* Disable DMA */ -+ writel(0, REG(ENSPI_NFI2SPI_EN)); -+} -+ -+static int xfer_read(struct spi_transfer *xfer) -+{ -+ int opcode; -+ uint8_t *buf = xfer->rx_buf; -+ -+ switch (xfer->rx_nbits) { -+ case SPI_NBITS_SINGLE: -+ opcode = OP_INS; -+ break; -+ case SPI_NBITS_DUAL: -+ opcode = OP_IND; -+ break; -+ case SPI_NBITS_QUAD: -+ opcode = OP_INQ; -+ break; -+ } -+ -+ opfifo_write(opcode, xfer->len); -+ dfifo_read(buf, xfer->len); -+ -+ return xfer->len; -+} -+ -+static int xfer_write(struct spi_transfer *xfer, int next_xfer_is_rx) -+{ -+ int opcode; -+ const uint8_t *buf = xfer->tx_buf; -+ -+ if (next_xfer_is_rx) { -+ /* need to use Ox2Ix opcode to set the core to input afterwards */ -+ switch (xfer->tx_nbits) { -+ case SPI_NBITS_SINGLE: -+ opcode = OP_OS2IS; -+ break; -+ case SPI_NBITS_DUAL: -+ opcode = OP_OS2ID; -+ break; -+ case SPI_NBITS_QUAD: -+ opcode = OP_OS2IQ; -+ break; -+ } -+ } else { -+ switch (xfer->tx_nbits) { -+ case SPI_NBITS_SINGLE: -+ opcode = OP_OUTS; -+ break; -+ case SPI_NBITS_DUAL: -+ opcode = OP_OUTD; -+ break; -+ case SPI_NBITS_QUAD: -+ opcode = OP_OUTQ; -+ break; -+ } -+ } -+ -+ opfifo_write(opcode, xfer->len); -+ dfifo_write(buf, xfer->len); -+ -+ return xfer->len; -+} -+ -+size_t max_transfer_size(struct spi_device *spi) -+{ -+ return _ENSPI_MAX_XFER; -+} -+ -+int transfer_one_message(struct spi_controller *ctrl, struct spi_message *msg) -+{ -+ struct spi_transfer *xfer; -+ int next_xfer_is_rx = 0; -+ -+ manual_begin_cmd(); -+ set_cs(0); -+ list_for_each_entry(xfer, &msg->transfers, transfer_list) { -+ if (xfer->tx_buf) { -+ if (!list_is_last(&xfer->transfer_list, &msg->transfers) -+ && list_next_entry(xfer, transfer_list)->rx_buf != NULL) -+ next_xfer_is_rx = 1; -+ else -+ next_xfer_is_rx = 0; -+ msg->actual_length += xfer_write(xfer, next_xfer_is_rx); -+ } else if (xfer->rx_buf) { -+ msg->actual_length += xfer_read(xfer); -+ } -+ } -+ set_cs(1); -+ manual_end_cmd(); -+ -+ msg->status = 0; -+ spi_finalize_current_message(ctrl); -+ -+ return 0; -+} -+ -+static int spi_probe(struct platform_device *pdev) -+{ -+ struct spi_controller *ctrl; -+ int err; -+ -+ ctrl = devm_spi_alloc_master(&pdev->dev, 0); -+ if (!ctrl) { -+ dev_err(&pdev->dev, "Error allocating SPI controller\n"); -+ return -ENOMEM; -+ } -+ -+ iobase = devm_platform_get_and_ioremap_resource(pdev, 0, NULL); -+ if (IS_ERR(iobase)) { -+ dev_err(&pdev->dev, "Could not map SPI register address"); -+ return -ENOMEM; -+ } -+ -+ init_hw(); -+ -+ ctrl->dev.of_node = pdev->dev.of_node; -+ ctrl->flags = SPI_CONTROLLER_HALF_DUPLEX; -+ ctrl->mode_bits = SPI_RX_DUAL | SPI_TX_DUAL; -+ ctrl->max_transfer_size = max_transfer_size; -+ ctrl->transfer_one_message = transfer_one_message; -+ err = devm_spi_register_controller(&pdev->dev, ctrl); -+ if (err) { -+ dev_err(&pdev->dev, "Could not register SPI controller\n"); -+ return -ENODEV; -+ } -+ -+ return 0; -+} -+ -+static const struct of_device_id spi_of_ids[] = { -+ { .compatible = "airoha,en7523-spi" }, -+ { /* sentinel */ } -+}; -+MODULE_DEVICE_TABLE(of, spi_of_ids); -+ -+static struct platform_driver spi_driver = { -+ .probe = spi_probe, -+ .driver = { -+ .name = "airoha-en7523-spi", -+ .of_match_table = spi_of_ids, -+ }, -+}; -+ -+module_platform_driver(spi_driver); -+ -+MODULE_LICENSE("GPL v2"); -+MODULE_AUTHOR("Bert Vermeulen "); -+MODULE_DESCRIPTION("Airoha EN7523 SPI driver"); diff --git a/target/linux/airoha/patches-5.15/0006-PCI-mediatek-Allow-building-for-ARCH_AIROHA.patch b/target/linux/airoha/patches-5.15/0006-PCI-mediatek-Allow-building-for-ARCH_AIROHA.patch deleted file mode 100644 index 4659809074..0000000000 --- a/target/linux/airoha/patches-5.15/0006-PCI-mediatek-Allow-building-for-ARCH_AIROHA.patch +++ /dev/null @@ -1,31 +0,0 @@ -From b3b76fc86f0fb4d98918f48c784138bfa950dff6 Mon Sep 17 00:00:00 2001 -From: Felix Fietkau -Date: Wed, 15 Jun 2022 14:53:34 +0200 -Subject: [PATCH] PCI: mediatek: Allow building for ARCH_AIROHA - -Allow selecting the pcie-mediatek driver if ARCH_AIROHA is set, because the -Airoha EN7523 SoC uses the same controller as MT7622. - -The driver itself is not modified. The PCIe controller DT node should use -mediatek,mt7622-pcie after airoha,en7523-pcie. - -Link: https://lore.kernel.org/r/20220615125335.96089-2-nbd@nbd.name -Signed-off-by: Felix Fietkau -Signed-off-by: Bjorn Helgaas -Acked-by: Lorenzo Pieralisi -Signed-off-by: Daniel Danzberger ---- - drivers/pci/controller/Kconfig | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - ---- a/drivers/pci/controller/Kconfig -+++ b/drivers/pci/controller/Kconfig -@@ -233,7 +233,7 @@ config PCIE_ROCKCHIP_EP - - config PCIE_MEDIATEK - tristate "MediaTek PCIe controller" -- depends on ARCH_MEDIATEK || COMPILE_TEST -+ depends on ARCH_AIROHA || ARCH_MEDIATEK || COMPILE_TEST - depends on OF - depends on PCI_MSI_IRQ_DOMAIN - help