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Diffstat (limited to 'target/linux/ramips/patches-3.8/0008-MIPS-ralink-adds-support-for-RT305x-SoC-family.patch')
-rw-r--r--target/linux/ramips/patches-3.8/0008-MIPS-ralink-adds-support-for-RT305x-SoC-family.patch415
1 files changed, 0 insertions, 415 deletions
diff --git a/target/linux/ramips/patches-3.8/0008-MIPS-ralink-adds-support-for-RT305x-SoC-family.patch b/target/linux/ramips/patches-3.8/0008-MIPS-ralink-adds-support-for-RT305x-SoC-family.patch
deleted file mode 100644
index 01b0869ad1..0000000000
--- a/target/linux/ramips/patches-3.8/0008-MIPS-ralink-adds-support-for-RT305x-SoC-family.patch
+++ /dev/null
@@ -1,415 +0,0 @@
-From 433f4f524aba81358353ca4ebc00c3e916521ec6 Mon Sep 17 00:00:00 2001
-From: John Crispin <blogic@openwrt.org>
-Date: Sun, 20 Jan 2013 22:03:46 +0100
-Subject: [PATCH 08/79] MIPS: ralink: adds support for RT305x SoC family
-
-Add support code for rt3050, rt3052, rt3350, rt3352 and rt5350 SOC.
-
-The code detects the SoC and registers the clk / pinmux settings.
-
-Signed-off-by: John Crispin <blogic@openwrt.org>
-Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
-Patchwork: http://patchwork.linux-mips.org/patch/4896/
----
- arch/mips/include/asm/mach-ralink/rt305x.h | 139 ++++++++++++++++
- arch/mips/ralink/rt305x.c | 242 ++++++++++++++++++++++++++++
- 2 files changed, 381 insertions(+)
- create mode 100644 arch/mips/include/asm/mach-ralink/rt305x.h
- create mode 100644 arch/mips/ralink/rt305x.c
-
-diff --git a/arch/mips/include/asm/mach-ralink/rt305x.h b/arch/mips/include/asm/mach-ralink/rt305x.h
-new file mode 100644
-index 0000000..7d344f2
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ralink/rt305x.h
-@@ -0,0 +1,139 @@
-+/*
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License version 2 as published
-+ * by the Free Software Foundation.
-+ *
-+ * Parts of this file are based on Ralink's 2.6.21 BSP
-+ *
-+ * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
-+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
-+ */
-+
-+#ifndef _RT305X_REGS_H_
-+#define _RT305X_REGS_H_
-+
-+enum rt305x_soc_type {
-+ RT305X_SOC_UNKNOWN = 0,
-+ RT305X_SOC_RT3050,
-+ RT305X_SOC_RT3052,
-+ RT305X_SOC_RT3350,
-+ RT305X_SOC_RT3352,
-+ RT305X_SOC_RT5350,
-+};
-+
-+extern enum rt305x_soc_type rt305x_soc;
-+
-+static inline int soc_is_rt3050(void)
-+{
-+ return rt305x_soc == RT305X_SOC_RT3050;
-+}
-+
-+static inline int soc_is_rt3052(void)
-+{
-+ return rt305x_soc == RT305X_SOC_RT3052;
-+}
-+
-+static inline int soc_is_rt305x(void)
-+{
-+ return soc_is_rt3050() || soc_is_rt3052();
-+}
-+
-+static inline int soc_is_rt3350(void)
-+{
-+ return rt305x_soc == RT305X_SOC_RT3350;
-+}
-+
-+static inline int soc_is_rt3352(void)
-+{
-+ return rt305x_soc == RT305X_SOC_RT3352;
-+}
-+
-+static inline int soc_is_rt5350(void)
-+{
-+ return rt305x_soc == RT305X_SOC_RT5350;
-+}
-+
-+#define RT305X_SYSC_BASE 0x10000000
-+
-+#define SYSC_REG_CHIP_NAME0 0x00
-+#define SYSC_REG_CHIP_NAME1 0x04
-+#define SYSC_REG_CHIP_ID 0x0c
-+#define SYSC_REG_SYSTEM_CONFIG 0x10
-+
-+#define RT3052_CHIP_NAME0 0x30335452
-+#define RT3052_CHIP_NAME1 0x20203235
-+
-+#define RT3350_CHIP_NAME0 0x33335452
-+#define RT3350_CHIP_NAME1 0x20203035
-+
-+#define RT3352_CHIP_NAME0 0x33335452
-+#define RT3352_CHIP_NAME1 0x20203235
-+
-+#define RT5350_CHIP_NAME0 0x33355452
-+#define RT5350_CHIP_NAME1 0x20203035
-+
-+#define CHIP_ID_ID_MASK 0xff
-+#define CHIP_ID_ID_SHIFT 8
-+#define CHIP_ID_REV_MASK 0xff
-+
-+#define RT305X_SYSCFG_CPUCLK_SHIFT 18
-+#define RT305X_SYSCFG_CPUCLK_MASK 0x1
-+#define RT305X_SYSCFG_CPUCLK_LOW 0x0
-+#define RT305X_SYSCFG_CPUCLK_HIGH 0x1
-+
-+#define RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT 2
-+#define RT305X_SYSCFG_CPUCLK_MASK 0x1
-+#define RT305X_SYSCFG_SRAM_CS0_MODE_WDT 0x1
-+
-+#define RT3352_SYSCFG0_CPUCLK_SHIFT 8
-+#define RT3352_SYSCFG0_CPUCLK_MASK 0x1
-+#define RT3352_SYSCFG0_CPUCLK_LOW 0x0
-+#define RT3352_SYSCFG0_CPUCLK_HIGH 0x1
-+
-+#define RT5350_SYSCFG0_CPUCLK_SHIFT 8
-+#define RT5350_SYSCFG0_CPUCLK_MASK 0x3
-+#define RT5350_SYSCFG0_CPUCLK_360 0x0
-+#define RT5350_SYSCFG0_CPUCLK_320 0x2
-+#define RT5350_SYSCFG0_CPUCLK_300 0x3
-+
-+/* multi function gpio pins */
-+#define RT305X_GPIO_I2C_SD 1
-+#define RT305X_GPIO_I2C_SCLK 2
-+#define RT305X_GPIO_SPI_EN 3
-+#define RT305X_GPIO_SPI_CLK 4
-+/* GPIO 7-14 is shared between UART0, PCM and I2S interfaces */
-+#define RT305X_GPIO_7 7
-+#define RT305X_GPIO_10 10
-+#define RT305X_GPIO_14 14
-+#define RT305X_GPIO_UART1_TXD 15
-+#define RT305X_GPIO_UART1_RXD 16
-+#define RT305X_GPIO_JTAG_TDO 17
-+#define RT305X_GPIO_JTAG_TDI 18
-+#define RT305X_GPIO_MDIO_MDC 22
-+#define RT305X_GPIO_MDIO_MDIO 23
-+#define RT305X_GPIO_SDRAM_MD16 24
-+#define RT305X_GPIO_SDRAM_MD31 39
-+#define RT305X_GPIO_GE0_TXD0 40
-+#define RT305X_GPIO_GE0_RXCLK 51
-+
-+#define RT305X_GPIO_MODE_I2C BIT(0)
-+#define RT305X_GPIO_MODE_SPI BIT(1)
-+#define RT305X_GPIO_MODE_UART0_SHIFT 2
-+#define RT305X_GPIO_MODE_UART0_MASK 0x7
-+#define RT305X_GPIO_MODE_UART0(x) ((x) << RT305X_GPIO_MODE_UART0_SHIFT)
-+#define RT305X_GPIO_MODE_UARTF 0x0
-+#define RT305X_GPIO_MODE_PCM_UARTF 0x1
-+#define RT305X_GPIO_MODE_PCM_I2S 0x2
-+#define RT305X_GPIO_MODE_I2S_UARTF 0x3
-+#define RT305X_GPIO_MODE_PCM_GPIO 0x4
-+#define RT305X_GPIO_MODE_GPIO_UARTF 0x5
-+#define RT305X_GPIO_MODE_GPIO_I2S 0x6
-+#define RT305X_GPIO_MODE_GPIO 0x7
-+#define RT305X_GPIO_MODE_UART1 BIT(5)
-+#define RT305X_GPIO_MODE_JTAG BIT(6)
-+#define RT305X_GPIO_MODE_MDIO BIT(7)
-+#define RT305X_GPIO_MODE_SDRAM BIT(8)
-+#define RT305X_GPIO_MODE_RGMII BIT(9)
-+
-+#endif
-diff --git a/arch/mips/ralink/rt305x.c b/arch/mips/ralink/rt305x.c
-new file mode 100644
-index 0000000..0a4bbdc
---- /dev/null
-+++ b/arch/mips/ralink/rt305x.c
-@@ -0,0 +1,242 @@
-+/*
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License version 2 as published
-+ * by the Free Software Foundation.
-+ *
-+ * Parts of this file are based on Ralink's 2.6.21 BSP
-+ *
-+ * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
-+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
-+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
-+ */
-+
-+#include <linux/kernel.h>
-+#include <linux/init.h>
-+#include <linux/module.h>
-+
-+#include <asm/mipsregs.h>
-+#include <asm/mach-ralink/ralink_regs.h>
-+#include <asm/mach-ralink/rt305x.h>
-+
-+#include "common.h"
-+
-+enum rt305x_soc_type rt305x_soc;
-+
-+struct ralink_pinmux_grp mode_mux[] = {
-+ {
-+ .name = "i2c",
-+ .mask = RT305X_GPIO_MODE_I2C,
-+ .gpio_first = RT305X_GPIO_I2C_SD,
-+ .gpio_last = RT305X_GPIO_I2C_SCLK,
-+ }, {
-+ .name = "spi",
-+ .mask = RT305X_GPIO_MODE_SPI,
-+ .gpio_first = RT305X_GPIO_SPI_EN,
-+ .gpio_last = RT305X_GPIO_SPI_CLK,
-+ }, {
-+ .name = "uartlite",
-+ .mask = RT305X_GPIO_MODE_UART1,
-+ .gpio_first = RT305X_GPIO_UART1_TXD,
-+ .gpio_last = RT305X_GPIO_UART1_RXD,
-+ }, {
-+ .name = "jtag",
-+ .mask = RT305X_GPIO_MODE_JTAG,
-+ .gpio_first = RT305X_GPIO_JTAG_TDO,
-+ .gpio_last = RT305X_GPIO_JTAG_TDI,
-+ }, {
-+ .name = "mdio",
-+ .mask = RT305X_GPIO_MODE_MDIO,
-+ .gpio_first = RT305X_GPIO_MDIO_MDC,
-+ .gpio_last = RT305X_GPIO_MDIO_MDIO,
-+ }, {
-+ .name = "sdram",
-+ .mask = RT305X_GPIO_MODE_SDRAM,
-+ .gpio_first = RT305X_GPIO_SDRAM_MD16,
-+ .gpio_last = RT305X_GPIO_SDRAM_MD31,
-+ }, {
-+ .name = "rgmii",
-+ .mask = RT305X_GPIO_MODE_RGMII,
-+ .gpio_first = RT305X_GPIO_GE0_TXD0,
-+ .gpio_last = RT305X_GPIO_GE0_RXCLK,
-+ }, {0}
-+};
-+
-+struct ralink_pinmux_grp uart_mux[] = {
-+ {
-+ .name = "uartf",
-+ .mask = RT305X_GPIO_MODE_UARTF,
-+ .gpio_first = RT305X_GPIO_7,
-+ .gpio_last = RT305X_GPIO_14,
-+ }, {
-+ .name = "pcm uartf",
-+ .mask = RT305X_GPIO_MODE_PCM_UARTF,
-+ .gpio_first = RT305X_GPIO_7,
-+ .gpio_last = RT305X_GPIO_14,
-+ }, {
-+ .name = "pcm i2s",
-+ .mask = RT305X_GPIO_MODE_PCM_I2S,
-+ .gpio_first = RT305X_GPIO_7,
-+ .gpio_last = RT305X_GPIO_14,
-+ }, {
-+ .name = "i2s uartf",
-+ .mask = RT305X_GPIO_MODE_I2S_UARTF,
-+ .gpio_first = RT305X_GPIO_7,
-+ .gpio_last = RT305X_GPIO_14,
-+ }, {
-+ .name = "pcm gpio",
-+ .mask = RT305X_GPIO_MODE_PCM_GPIO,
-+ .gpio_first = RT305X_GPIO_10,
-+ .gpio_last = RT305X_GPIO_14,
-+ }, {
-+ .name = "gpio uartf",
-+ .mask = RT305X_GPIO_MODE_GPIO_UARTF,
-+ .gpio_first = RT305X_GPIO_7,
-+ .gpio_last = RT305X_GPIO_14,
-+ }, {
-+ .name = "gpio i2s",
-+ .mask = RT305X_GPIO_MODE_GPIO_I2S,
-+ .gpio_first = RT305X_GPIO_7,
-+ .gpio_last = RT305X_GPIO_14,
-+ }, {
-+ .name = "gpio",
-+ .mask = RT305X_GPIO_MODE_GPIO,
-+ }, {0}
-+};
-+
-+void rt305x_wdt_reset(void)
-+{
-+ u32 t;
-+
-+ /* enable WDT reset output on pin SRAM_CS_N */
-+ t = rt_sysc_r32(SYSC_REG_SYSTEM_CONFIG);
-+ t |= RT305X_SYSCFG_SRAM_CS0_MODE_WDT <<
-+ RT305X_SYSCFG_SRAM_CS0_MODE_SHIFT;
-+ rt_sysc_w32(t, SYSC_REG_SYSTEM_CONFIG);
-+}
-+
-+struct ralink_pinmux gpio_pinmux = {
-+ .mode = mode_mux,
-+ .uart = uart_mux,
-+ .uart_shift = RT305X_GPIO_MODE_UART0_SHIFT,
-+ .wdt_reset = rt305x_wdt_reset,
-+};
-+
-+void __init ralink_clk_init(void)
-+{
-+ unsigned long cpu_rate, sys_rate, wdt_rate, uart_rate;
-+ u32 t = rt_sysc_r32(SYSC_REG_SYSTEM_CONFIG);
-+
-+ if (soc_is_rt305x() || soc_is_rt3350()) {
-+ t = (t >> RT305X_SYSCFG_CPUCLK_SHIFT) &
-+ RT305X_SYSCFG_CPUCLK_MASK;
-+ switch (t) {
-+ case RT305X_SYSCFG_CPUCLK_LOW:
-+ cpu_rate = 320000000;
-+ break;
-+ case RT305X_SYSCFG_CPUCLK_HIGH:
-+ cpu_rate = 384000000;
-+ break;
-+ }
-+ sys_rate = uart_rate = wdt_rate = cpu_rate / 3;
-+ } else if (soc_is_rt3352()) {
-+ t = (t >> RT3352_SYSCFG0_CPUCLK_SHIFT) &
-+ RT3352_SYSCFG0_CPUCLK_MASK;
-+ switch (t) {
-+ case RT3352_SYSCFG0_CPUCLK_LOW:
-+ cpu_rate = 384000000;
-+ break;
-+ case RT3352_SYSCFG0_CPUCLK_HIGH:
-+ cpu_rate = 400000000;
-+ break;
-+ }
-+ sys_rate = wdt_rate = cpu_rate / 3;
-+ uart_rate = 40000000;
-+ } else if (soc_is_rt5350()) {
-+ t = (t >> RT5350_SYSCFG0_CPUCLK_SHIFT) &
-+ RT5350_SYSCFG0_CPUCLK_MASK;
-+ switch (t) {
-+ case RT5350_SYSCFG0_CPUCLK_360:
-+ cpu_rate = 360000000;
-+ sys_rate = cpu_rate / 3;
-+ break;
-+ case RT5350_SYSCFG0_CPUCLK_320:
-+ cpu_rate = 320000000;
-+ sys_rate = cpu_rate / 4;
-+ break;
-+ case RT5350_SYSCFG0_CPUCLK_300:
-+ cpu_rate = 300000000;
-+ sys_rate = cpu_rate / 3;
-+ break;
-+ default:
-+ BUG();
-+ }
-+ uart_rate = 40000000;
-+ wdt_rate = sys_rate;
-+ } else {
-+ BUG();
-+ }
-+
-+ ralink_clk_add("cpu", cpu_rate);
-+ ralink_clk_add("10000b00.spi", sys_rate);
-+ ralink_clk_add("10000100.timer", wdt_rate);
-+ ralink_clk_add("10000500.uart", uart_rate);
-+ ralink_clk_add("10000c00.uartlite", uart_rate);
-+}
-+
-+void __init ralink_of_remap(void)
-+{
-+ rt_sysc_membase = plat_of_remap_node("ralink,rt3050-sysc");
-+ rt_memc_membase = plat_of_remap_node("ralink,rt3050-memc");
-+
-+ if (!rt_sysc_membase || !rt_memc_membase)
-+ panic("Failed to remap core resources");
-+}
-+
-+void prom_soc_init(struct ralink_soc_info *soc_info)
-+{
-+ void __iomem *sysc = (void __iomem *) KSEG1ADDR(RT305X_SYSC_BASE);
-+ unsigned char *name;
-+ u32 n0;
-+ u32 n1;
-+ u32 id;
-+
-+ n0 = __raw_readl(sysc + SYSC_REG_CHIP_NAME0);
-+ n1 = __raw_readl(sysc + SYSC_REG_CHIP_NAME1);
-+
-+ if (n0 == RT3052_CHIP_NAME0 && n1 == RT3052_CHIP_NAME1) {
-+ unsigned long icache_sets;
-+
-+ icache_sets = (read_c0_config1() >> 22) & 7;
-+ if (icache_sets == 1) {
-+ rt305x_soc = RT305X_SOC_RT3050;
-+ name = "RT3050";
-+ soc_info->compatible = "ralink,rt3050-soc";
-+ } else {
-+ rt305x_soc = RT305X_SOC_RT3052;
-+ name = "RT3052";
-+ soc_info->compatible = "ralink,rt3052-soc";
-+ }
-+ } else if (n0 == RT3350_CHIP_NAME0 && n1 == RT3350_CHIP_NAME1) {
-+ rt305x_soc = RT305X_SOC_RT3350;
-+ name = "RT3350";
-+ soc_info->compatible = "ralink,rt3350-soc";
-+ } else if (n0 == RT3352_CHIP_NAME0 && n1 == RT3352_CHIP_NAME1) {
-+ rt305x_soc = RT305X_SOC_RT3352;
-+ name = "RT3352";
-+ soc_info->compatible = "ralink,rt3352-soc";
-+ } else if (n0 == RT5350_CHIP_NAME0 && n1 == RT5350_CHIP_NAME1) {
-+ rt305x_soc = RT305X_SOC_RT5350;
-+ name = "RT5350";
-+ soc_info->compatible = "ralink,rt5350-soc";
-+ } else {
-+ panic("rt305x: unknown SoC, n0:%08x n1:%08x\n", n0, n1);
-+ }
-+
-+ id = __raw_readl(sysc + SYSC_REG_CHIP_ID);
-+
-+ snprintf(soc_info->sys_type, RAMIPS_SYS_TYPE_LEN,
-+ "Ralink %s id:%u rev:%u",
-+ name,
-+ (id >> CHIP_ID_ID_SHIFT) & CHIP_ID_ID_MASK,
-+ (id & CHIP_ID_REV_MASK));
-+}
---
-1.7.10.4
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 10:34:17 +0000