-From daf73c70f69386fb15960526772ef584a4efcaf2 Mon Sep 17 00:00:00 2001
-From: Sergio Paracuellos <sergio.paracuellos@gmail.com>
-Date: Mon, 19 Jun 2023 06:09:36 +0200
-Subject: [PATCH 4/9] mips: ralink: rt305x: remove clock related code
-
-A properly clock driver for ralink SoCs has been added. Hence there is no
-need to have clock related code in 'arch/mips/ralink' folder anymore.
-
-Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
-Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
----
- arch/mips/include/asm/mach-ralink/rt305x.h | 21 --------
- arch/mips/ralink/rt305x.c | 78 ------------------------------
- 2 files changed, 99 deletions(-)
-
---- a/arch/mips/include/asm/mach-ralink/rt305x.h
-+++ b/arch/mips/include/asm/mach-ralink/rt305x.h
-@@ -66,26 +66,9 @@ static inline int soc_is_rt5350(void)
- #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
--
- #define RT5350_SYSCFG0_DRAM_SIZE_SHIFT 12
- #define RT5350_SYSCFG0_DRAM_SIZE_MASK 7
- #define RT5350_SYSCFG0_DRAM_SIZE_2M 0
-@@ -116,13 +99,9 @@ static inline int soc_is_rt5350(void)
-
- #define RT3352_SYSC_REG_SYSCFG0 0x010
- #define RT3352_SYSC_REG_SYSCFG1 0x014
--#define RT3352_SYSC_REG_CLKCFG1 0x030
- #define RT3352_SYSC_REG_RSTCTRL 0x034
- #define RT3352_SYSC_REG_USB_PS 0x05c
-
--#define RT3352_CLKCFG0_XTAL_SEL BIT(20)
--#define RT3352_CLKCFG1_UPHY0_CLK_EN BIT(18)
--#define RT3352_CLKCFG1_UPHY1_CLK_EN BIT(20)
- #define RT3352_RSTCTRL_UHST BIT(22)
- #define RT3352_RSTCTRL_UDEV BIT(25)
- #define RT3352_SYSCFG1_USB0_HOST_MODE BIT(10)
---- a/arch/mips/ralink/rt305x.c
-+++ b/arch/mips/ralink/rt305x.c
-@@ -53,84 +53,6 @@ static unsigned long rt5350_get_mem_size
- return ret;
- }
-
--void __init ralink_clk_init(void)
--{
-- unsigned long cpu_rate, sys_rate, wdt_rate, uart_rate;
-- unsigned long wmac_rate = 40000000;
--
-- 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();
-- }
--
-- if (soc_is_rt3352() || soc_is_rt5350()) {
-- u32 val = rt_sysc_r32(RT3352_SYSC_REG_SYSCFG0);
--
-- if (!(val & RT3352_CLKCFG0_XTAL_SEL))
-- wmac_rate = 20000000;
-- }
--
-- ralink_clk_add("cpu", cpu_rate);
-- ralink_clk_add("sys", sys_rate);
-- ralink_clk_add("10000900.i2c", uart_rate);
-- ralink_clk_add("10000a00.i2s", uart_rate);
-- ralink_clk_add("10000b00.spi", sys_rate);
-- ralink_clk_add("10000b40.spi", sys_rate);
-- ralink_clk_add("10000100.timer", wdt_rate);
-- ralink_clk_add("10000120.watchdog", wdt_rate);
-- ralink_clk_add("10000500.uart", uart_rate);
-- ralink_clk_add("10000c00.uartlite", uart_rate);
-- ralink_clk_add("10100000.ethernet", sys_rate);
-- ralink_clk_add("10180000.wmac", wmac_rate);
--}
--
- void __init ralink_of_remap(void)
- {
- rt_sysc_membase = plat_of_remap_node("ralink,rt3050-sysc");