aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/ramips/patches-3.18/0026-MIPS-ralink-add-mt7628an-support.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/ramips/patches-3.18/0026-MIPS-ralink-add-mt7628an-support.patch')
-rw-r--r--target/linux/ramips/patches-3.18/0026-MIPS-ralink-add-mt7628an-support.patch398
1 files changed, 0 insertions, 398 deletions
diff --git a/target/linux/ramips/patches-3.18/0026-MIPS-ralink-add-mt7628an-support.patch b/target/linux/ramips/patches-3.18/0026-MIPS-ralink-add-mt7628an-support.patch
deleted file mode 100644
index c5c5d1a446..0000000000
--- a/target/linux/ramips/patches-3.18/0026-MIPS-ralink-add-mt7628an-support.patch
+++ /dev/null
@@ -1,398 +0,0 @@
-From a375beba066516ecafddebc765454ac6ec599f3d Mon Sep 17 00:00:00 2001
-From: John Crispin <blogic@openwrt.org>
-Date: Wed, 6 Aug 2014 18:26:08 +0200
-Subject: [PATCH 26/57] MIPS: ralink: add mt7628an support
-
-Signed-off-by: John Crispin <blogic@openwrt.org>
----
- arch/mips/include/asm/mach-ralink/mt7620.h | 11 ++
- arch/mips/ralink/Kconfig | 2 +-
- arch/mips/ralink/mt7620.c | 266 +++++++++++++++++++++++-----
- 3 files changed, 232 insertions(+), 47 deletions(-)
-
---- a/arch/mips/include/asm/mach-ralink/mt7620.h
-+++ b/arch/mips/include/asm/mach-ralink/mt7620.h
-@@ -13,6 +13,13 @@
- #ifndef _MT7620_REGS_H_
- #define _MT7620_REGS_H_
-
-+enum mt762x_soc_type {
-+ MT762X_SOC_UNKNOWN = 0,
-+ MT762X_SOC_MT7620A,
-+ MT762X_SOC_MT7620N,
-+ MT762X_SOC_MT7628AN,
-+};
-+
- #define MT7620_SYSC_BASE 0x10000000
-
- #define SYSC_REG_CHIP_NAME0 0x00
-@@ -27,6 +34,7 @@
-
- #define MT7620_CHIP_NAME0 0x3637544d
- #define MT7620_CHIP_NAME1 0x20203032
-+#define MT7628_CHIP_NAME1 0x20203832
-
- #define SYSCFG0_XTAL_FREQ_SEL BIT(6)
-
-@@ -71,6 +79,9 @@
- #define SYSCFG0_DRAM_TYPE_DDR1 1
- #define SYSCFG0_DRAM_TYPE_DDR2 2
-
-+#define SYSCFG0_DRAM_TYPE_DDR2_MT7628 0
-+#define SYSCFG0_DRAM_TYPE_DDR1_MT7628 1
-+
- #define MT7620_DRAM_BASE 0x0
- #define MT7620_SDRAM_SIZE_MIN 2
- #define MT7620_SDRAM_SIZE_MAX 64
---- a/arch/mips/ralink/Kconfig
-+++ b/arch/mips/ralink/Kconfig
-@@ -41,7 +41,7 @@ choice
- select HW_HAS_PCI
-
- config SOC_MT7620
-- bool "MT7620"
-+ bool "MT7620/8"
-
- config SOC_MT7621
- bool "MT7621"
---- a/arch/mips/ralink/mt7620.c
-+++ b/arch/mips/ralink/mt7620.c
-@@ -42,6 +42,8 @@
- #define CLKCFG_FFRAC_MASK 0x001f
- #define CLKCFG_FFRAC_USB_VAL 0x0003
-
-+enum mt762x_soc_type mt762x_soc;
-+
- /* does the board have sdram or ddram */
- static int dram_type;
-
-@@ -159,6 +161,125 @@ struct ralink_pinmux rt_gpio_pinmux = {
- .uart_mask = MT7620_GPIO_MODE_UART0_MASK,
- };
-
-+static struct rt2880_pmx_func pwm1_grp_mt7628[] = {
-+ FUNC("sdxc", 3, 19, 1),
-+ FUNC("utif", 2, 19, 1),
-+ FUNC("gpio", 1, 19, 1),
-+ FUNC("pwm", 0, 19, 1),
-+};
-+
-+static struct rt2880_pmx_func pwm0_grp_mt7628[] = {
-+ FUNC("sdxc", 3, 18, 1),
-+ FUNC("utif", 2, 18, 1),
-+ FUNC("gpio", 1, 18, 1),
-+ FUNC("pwm", 0, 18, 1),
-+};
-+
-+static struct rt2880_pmx_func uart2_grp_mt7628[] = {
-+ FUNC("sdxc", 3, 20, 2),
-+ FUNC("pwm", 2, 20, 2),
-+ FUNC("gpio", 1, 20, 2),
-+ FUNC("uart2", 0, 20, 2),
-+};
-+
-+static struct rt2880_pmx_func uart1_grp_mt7628[] = {
-+ FUNC("sdxc", 3, 45, 2),
-+ FUNC("pwm", 2, 45, 2),
-+ FUNC("gpio", 1, 45, 2),
-+ FUNC("uart1", 0, 45, 2),
-+};
-+
-+static struct rt2880_pmx_func i2c_grp_mt7628[] = {
-+ FUNC("-", 3, 4, 2),
-+ FUNC("debug", 2, 4, 2),
-+ FUNC("gpio", 1, 4, 2),
-+ FUNC("i2c", 0, 4, 2),
-+};
-+
-+static struct rt2880_pmx_func refclk_grp_mt7628[] = { FUNC("reclk", 0, 36, 1) };
-+static struct rt2880_pmx_func perst_grp_mt7628[] = { FUNC("perst", 0, 37, 1) };
-+static struct rt2880_pmx_func wdt_grp_mt7628[] = { FUNC("wdt", 0, 38, 1) };
-+static struct rt2880_pmx_func spi_grp_mt7628[] = { FUNC("spi", 0, 7, 4) };
-+
-+static struct rt2880_pmx_func sd_mode_grp_mt7628[] = {
-+ FUNC("jtag", 3, 22, 8),
-+ FUNC("utif", 2, 22, 8),
-+ FUNC("gpio", 1, 22, 8),
-+ FUNC("sdxc", 0, 22, 8),
-+};
-+
-+static struct rt2880_pmx_func uart0_grp_mt7628[] = {
-+ FUNC("-", 3, 12, 2),
-+ FUNC("-", 2, 12, 2),
-+ FUNC("gpio", 1, 12, 2),
-+ FUNC("uart0", 0, 12, 2),
-+};
-+
-+static struct rt2880_pmx_func i2s_grp_mt7628[] = {
-+ FUNC("antenna", 3, 0, 4),
-+ FUNC("pcm", 2, 0, 4),
-+ FUNC("gpio", 1, 0, 4),
-+ FUNC("i2s", 0, 0, 4),
-+};
-+
-+static struct rt2880_pmx_func spi_cs1_grp_mt7628[] = {
-+ FUNC("-", 3, 6, 1),
-+ FUNC("refclk", 2, 6, 1),
-+ FUNC("gpio", 1, 6, 1),
-+ FUNC("spi", 0, 6, 1),
-+};
-+
-+static struct rt2880_pmx_func spis_grp_mt7628[] = {
-+ FUNC("pwm", 3, 14, 4),
-+ FUNC("util", 2, 14, 4),
-+ FUNC("gpio", 1, 14, 4),
-+ FUNC("spis", 0, 14, 4),
-+};
-+
-+static struct rt2880_pmx_func gpio_grp_mt7628[] = {
-+ FUNC("pcie", 3, 11, 1),
-+ FUNC("refclk", 2, 11, 1),
-+ FUNC("gpio", 1, 11, 1),
-+ FUNC("gpio", 0, 11, 1),
-+};
-+
-+#define MT7628_GPIO_MODE_MASK 0x3
-+
-+#define MT7628_GPIO_MODE_PWM1 30
-+#define MT7628_GPIO_MODE_PWM0 28
-+#define MT7628_GPIO_MODE_UART2 26
-+#define MT7628_GPIO_MODE_UART1 24
-+#define MT7628_GPIO_MODE_I2C 20
-+#define MT7628_GPIO_MODE_REFCLK 18
-+#define MT7628_GPIO_MODE_PERST 16
-+#define MT7628_GPIO_MODE_WDT 14
-+#define MT7628_GPIO_MODE_SPI 12
-+#define MT7628_GPIO_MODE_SDMODE 10
-+#define MT7628_GPIO_MODE_UART0 8
-+#define MT7628_GPIO_MODE_I2S 6
-+#define MT7628_GPIO_MODE_CS1 4
-+#define MT7628_GPIO_MODE_SPIS 2
-+#define MT7628_GPIO_MODE_GPIO 0
-+
-+static struct rt2880_pmx_group mt7628an_pinmux_data[] = {
-+ GRP_G("pmw1", pwm1_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_PWM1),
-+ GRP_G("pmw0", pwm0_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_PWM0),
-+ GRP_G("uart2", uart2_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_UART2),
-+ GRP_G("uart1", uart1_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_UART1),
-+ GRP_G("i2c", i2c_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_I2C),
-+ GRP("refclk", refclk_grp_mt7628, 1, MT7628_GPIO_MODE_REFCLK),
-+ GRP("perst", perst_grp_mt7628, 1, MT7628_GPIO_MODE_PERST),
-+ GRP("wdt", wdt_grp_mt7628, 1, MT7628_GPIO_MODE_WDT),
-+ GRP("spi", spi_grp_mt7628, 1, MT7628_GPIO_MODE_SPI),
-+ GRP_G("sdmode", sd_mode_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_SDMODE),
-+ GRP_G("uart0", uart0_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_UART0),
-+ GRP_G("i2s", i2s_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_I2S),
-+ GRP_G("spi cs1", spi_cs1_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_CS1),
-+ GRP_G("spis", spis_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_SPIS),
-+ GRP_G("gpio", gpio_grp_mt7628, MT7628_GPIO_MODE_MASK, 1, MT7628_GPIO_MODE_GPIO),
-+ { 0 }
-+};
-+
- static __init u32
- mt7620_calc_rate(u32 ref_rate, u32 mul, u32 div)
- {
-@@ -309,29 +430,42 @@ void __init ralink_clk_init(void)
-
- xtal_rate = mt7620_get_xtal_rate();
-
-- cpu_pll_rate = mt7620_get_cpu_pll_rate(xtal_rate);
-- pll_rate = mt7620_get_pll_rate(xtal_rate, cpu_pll_rate);
--
-- cpu_rate = mt7620_get_cpu_rate(pll_rate);
-- dram_rate = mt7620_get_dram_rate(pll_rate);
-- sys_rate = mt7620_get_sys_rate(cpu_rate);
-- periph_rate = mt7620_get_periph_rate(xtal_rate);
--
- #define RFMT(label) label ":%lu.%03luMHz "
- #define RINT(x) ((x) / 1000000)
- #define RFRAC(x) (((x) / 1000) % 1000)
-
-- pr_debug(RFMT("XTAL") RFMT("CPU_PLL") RFMT("PLL"),
-- RINT(xtal_rate), RFRAC(xtal_rate),
-- RINT(cpu_pll_rate), RFRAC(cpu_pll_rate),
-- RINT(pll_rate), RFRAC(pll_rate));
-+ if (mt762x_soc == MT762X_SOC_MT7628AN) {
-+ if (xtal_rate == MHZ(40))
-+ cpu_rate = MHZ(580);
-+ else
-+ cpu_rate = MHZ(575);
-+ dram_rate = sys_rate = cpu_rate / 3;
-+ periph_rate = MHZ(40);
-+
-+ ralink_clk_add("10000d00.uartlite", periph_rate);
-+ ralink_clk_add("10000e00.uartlite", periph_rate);
-+ } else {
-+ cpu_pll_rate = mt7620_get_cpu_pll_rate(xtal_rate);
-+ pll_rate = mt7620_get_pll_rate(xtal_rate, cpu_pll_rate);
-+
-+ cpu_rate = mt7620_get_cpu_rate(pll_rate);
-+ dram_rate = mt7620_get_dram_rate(pll_rate);
-+ sys_rate = mt7620_get_sys_rate(cpu_rate);
-+ periph_rate = mt7620_get_periph_rate(xtal_rate);
-+
-+ pr_debug(RFMT("XTAL") RFMT("CPU_PLL") RFMT("PLL"),
-+ RINT(xtal_rate), RFRAC(xtal_rate),
-+ RINT(cpu_pll_rate), RFRAC(cpu_pll_rate),
-+ RINT(pll_rate), RFRAC(pll_rate));
-+
-+ ralink_clk_add("10000500.uart", periph_rate);
-+ }
-
- pr_debug(RFMT("CPU") RFMT("DRAM") RFMT("SYS") RFMT("PERIPH"),
- RINT(cpu_rate), RFRAC(cpu_rate),
- RINT(dram_rate), RFRAC(dram_rate),
- RINT(sys_rate), RFRAC(sys_rate),
- RINT(periph_rate), RFRAC(periph_rate));
--
- #undef RFRAC
- #undef RINT
- #undef RFMT
-@@ -339,12 +473,13 @@ void __init ralink_clk_init(void)
- ralink_clk_add("cpu", cpu_rate);
- ralink_clk_add("10000100.timer", periph_rate);
- ralink_clk_add("10000120.watchdog", periph_rate);
-- ralink_clk_add("10000500.uart", periph_rate);
- ralink_clk_add("10000b00.spi", sys_rate);
- ralink_clk_add("10000c00.uartlite", periph_rate);
-+ ralink_clk_add("10000d00.uart1", periph_rate);
-+ ralink_clk_add("10000e00.uart2", periph_rate);
- ralink_clk_add("10180000.wmac", xtal_rate);
-
-- if (IS_ENABLED(CONFIG_USB)) {
-+ if (IS_ENABLED(CONFIG_USB) && mt762x_soc != MT762X_SOC_MT7628AN) {
- /*
- * When the CPU goes into sleep mode, the BUS clock will be too low for
- * USB to function properly
-@@ -367,6 +502,52 @@ void __init ralink_of_remap(void)
- panic("Failed to remap core resources");
- }
-
-+static __init void
-+mt7620_dram_init(struct ralink_soc_info *soc_info)
-+{
-+ switch (dram_type) {
-+ case SYSCFG0_DRAM_TYPE_SDRAM:
-+ pr_info("Board has SDRAM\n");
-+ soc_info->mem_size_min = MT7620_SDRAM_SIZE_MIN;
-+ soc_info->mem_size_max = MT7620_SDRAM_SIZE_MAX;
-+ break;
-+
-+ case SYSCFG0_DRAM_TYPE_DDR1:
-+ pr_info("Board has DDR1\n");
-+ soc_info->mem_size_min = MT7620_DDR1_SIZE_MIN;
-+ soc_info->mem_size_max = MT7620_DDR1_SIZE_MAX;
-+ break;
-+
-+ case SYSCFG0_DRAM_TYPE_DDR2:
-+ pr_info("Board has DDR2\n");
-+ soc_info->mem_size_min = MT7620_DDR2_SIZE_MIN;
-+ soc_info->mem_size_max = MT7620_DDR2_SIZE_MAX;
-+ break;
-+ default:
-+ BUG();
-+ }
-+}
-+
-+static __init void
-+mt7628_dram_init(struct ralink_soc_info *soc_info)
-+{
-+ switch (dram_type) {
-+ case SYSCFG0_DRAM_TYPE_DDR1_MT7628:
-+ pr_info("Board has DDR1\n");
-+ soc_info->mem_size_min = MT7620_DDR1_SIZE_MIN;
-+ soc_info->mem_size_max = MT7620_DDR1_SIZE_MAX;
-+ break;
-+
-+ case SYSCFG0_DRAM_TYPE_DDR2_MT7628:
-+ pr_info("Board has DDR2\n");
-+ soc_info->mem_size_min = MT7620_DDR2_SIZE_MIN;
-+ soc_info->mem_size_max = MT7620_DDR2_SIZE_MAX;
-+ break;
-+ default:
-+ BUG();
-+ }
-+}
-+
- void prom_soc_init(struct ralink_soc_info *soc_info)
- {
- void __iomem *sysc = (void __iomem *) KSEG1ADDR(MT7620_SYSC_BASE);
-@@ -384,18 +565,25 @@ void prom_soc_init(struct ralink_soc_inf
- rev = __raw_readl(sysc + SYSC_REG_CHIP_REV);
- bga = (rev >> CHIP_REV_PKG_SHIFT) & CHIP_REV_PKG_MASK;
-
-- if (n0 != MT7620_CHIP_NAME0 || n1 != MT7620_CHIP_NAME1)
-- panic("mt7620: unknown SoC, n0:%08x n1:%08x\n", n0, n1);
--
-- if (bga) {
-- name = "MT7620A";
-- soc_info->compatible = "ralink,mt7620a-soc";
-- } else {
-- name = "MT7620N";
-- soc_info->compatible = "ralink,mt7620n-soc";
-+ if (n0 == MT7620_CHIP_NAME0 && n1 == MT7620_CHIP_NAME1) {
-+ if (bga) {
-+ mt762x_soc = MT762X_SOC_MT7620A;
-+ name = "MT7620A";
-+ soc_info->compatible = "ralink,mt7620a-soc";
-+ } else {
-+ mt762x_soc = MT762X_SOC_MT7620N;
-+ name = "MT7620N";
-+ soc_info->compatible = "ralink,mt7620n-soc";
- #ifdef CONFIG_PCI
-- panic("mt7620n is only supported for non pci kernels");
-+ panic("mt7620n is only supported for non pci kernels");
- #endif
-+ }
-+ } else if (n0 == MT7620_CHIP_NAME0 && n1 == MT7628_CHIP_NAME1) {
-+ mt762x_soc = MT762X_SOC_MT7628AN;
-+ name = "MT7628AN";
-+ soc_info->compatible = "ralink,mt7628an-soc";
-+ } else {
-+ panic("mt762x: unknown SoC, n0:%08x n1:%08x\n", n0, n1);
- }
-
- snprintf(soc_info->sys_type, RAMIPS_SYS_TYPE_LEN,
-@@ -407,28 +595,11 @@ void prom_soc_init(struct ralink_soc_inf
- cfg0 = __raw_readl(sysc + SYSC_REG_SYSTEM_CONFIG0);
- dram_type = (cfg0 >> SYSCFG0_DRAM_TYPE_SHIFT) & SYSCFG0_DRAM_TYPE_MASK;
-
-- switch (dram_type) {
-- case SYSCFG0_DRAM_TYPE_SDRAM:
-- pr_info("Board has SDRAM\n");
-- soc_info->mem_size_min = MT7620_SDRAM_SIZE_MIN;
-- soc_info->mem_size_max = MT7620_SDRAM_SIZE_MAX;
-- break;
--
-- case SYSCFG0_DRAM_TYPE_DDR1:
-- pr_info("Board has DDR1\n");
-- soc_info->mem_size_min = MT7620_DDR1_SIZE_MIN;
-- soc_info->mem_size_max = MT7620_DDR1_SIZE_MAX;
-- break;
--
-- case SYSCFG0_DRAM_TYPE_DDR2:
-- pr_info("Board has DDR2\n");
-- soc_info->mem_size_min = MT7620_DDR2_SIZE_MIN;
-- soc_info->mem_size_max = MT7620_DDR2_SIZE_MAX;
-- break;
-- default:
-- BUG();
-- }
- soc_info->mem_base = MT7620_DRAM_BASE;
-+ if (mt762x_soc == MT762X_SOC_MT7628AN)
-+ mt7628_dram_init(soc_info);
-+ else
-+ mt7620_dram_init(soc_info);
-
- pmu0 = __raw_readl(sysc + PMU0_CFG);
- pmu1 = __raw_readl(sysc + PMU1_CFG);
-@@ -437,4 +608,9 @@ void prom_soc_init(struct ralink_soc_inf
- (pmu0 & PMU_SW_SET) ? ("sw") : ("hw"));
- pr_info("Digital PMU set to %s control\n",
- (pmu1 & DIG_SW_SEL) ? ("sw") : ("hw"));
-+
-+ if (mt762x_soc == MT762X_SOC_MT7628AN)
-+ rt2880_pinmux_data = mt7628an_pinmux_data;
-+ else
-+ rt2880_pinmux_data = mt7620a_pinmux_data;
- }
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 13:06:40 +0000