diff options
Diffstat (limited to 'drivers/clk/mmp/clk-pxa910.c')
-rw-r--r-- | drivers/clk/mmp/clk-pxa910.c | 325 |
1 files changed, 0 insertions, 325 deletions
diff --git a/drivers/clk/mmp/clk-pxa910.c b/drivers/clk/mmp/clk-pxa910.c deleted file mode 100644 index 9fcd76316d7e..000000000000 --- a/drivers/clk/mmp/clk-pxa910.c +++ /dev/null @@ -1,325 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * pxa910 clock framework source file - * - * Copyright (C) 2012 Marvell - * Chao Xie <xiechao.mail@gmail.com> - */ - -#include <linux/clk.h> -#include <linux/clk/mmp.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/spinlock.h> -#include <linux/io.h> -#include <linux/delay.h> -#include <linux/err.h> - -#include "clk.h" - -#define APBC_RTC 0x28 -#define APBC_TWSI0 0x2c -#define APBC_KPC 0x18 -#define APBC_UART0 0x0 -#define APBC_UART1 0x4 -#define APBC_GPIO 0x8 -#define APBC_PWM0 0xc -#define APBC_PWM1 0x10 -#define APBC_PWM2 0x14 -#define APBC_PWM3 0x18 -#define APBC_SSP0 0x1c -#define APBC_SSP1 0x20 -#define APBC_SSP2 0x4c -#define APBCP_TWSI1 0x28 -#define APBCP_UART2 0x1c -#define APMU_SDH0 0x54 -#define APMU_SDH1 0x58 -#define APMU_USB 0x5c -#define APMU_DISP0 0x4c -#define APMU_CCIC0 0x50 -#define APMU_DFC 0x60 -#define MPMU_UART_PLL 0x14 - -static DEFINE_SPINLOCK(clk_lock); - -static struct mmp_clk_factor_masks uart_factor_masks = { - .factor = 2, - .num_mask = 0x1fff, - .den_mask = 0x1fff, - .num_shift = 16, - .den_shift = 0, -}; - -static struct mmp_clk_factor_tbl uart_factor_tbl[] = { - {.num = 8125, .den = 1536}, /*14.745MHZ */ -}; - -static const char *uart_parent[] = {"pll1_3_16", "uart_pll"}; -static const char *ssp_parent[] = {"pll1_96", "pll1_48", "pll1_24", "pll1_12"}; -static const char *sdh_parent[] = {"pll1_12", "pll1_13"}; -static const char *disp_parent[] = {"pll1_2", "pll1_12"}; -static const char *ccic_parent[] = {"pll1_2", "pll1_12"}; -static const char *ccic_phy_parent[] = {"pll1_6", "pll1_12"}; - -void __init pxa910_clk_init(phys_addr_t mpmu_phys, phys_addr_t apmu_phys, - phys_addr_t apbc_phys, phys_addr_t apbcp_phys) -{ - struct clk *clk; - struct clk *uart_pll; - void __iomem *mpmu_base; - void __iomem *apmu_base; - void __iomem *apbcp_base; - void __iomem *apbc_base; - - mpmu_base = ioremap(mpmu_phys, SZ_4K); - if (!mpmu_base) { - pr_err("error to ioremap MPMU base\n"); - return; - } - - apmu_base = ioremap(apmu_phys, SZ_4K); - if (!apmu_base) { - pr_err("error to ioremap APMU base\n"); - return; - } - - apbcp_base = ioremap(apbcp_phys, SZ_4K); - if (!apbcp_base) { - pr_err("error to ioremap APBC extension base\n"); - return; - } - - apbc_base = ioremap(apbc_phys, SZ_4K); - if (!apbc_base) { - pr_err("error to ioremap APBC base\n"); - return; - } - - clk = clk_register_fixed_rate(NULL, "clk32", NULL, 0, 3200); - clk_register_clkdev(clk, "clk32", NULL); - - clk = clk_register_fixed_rate(NULL, "vctcxo", NULL, 0, 26000000); - clk_register_clkdev(clk, "vctcxo", NULL); - - clk = clk_register_fixed_rate(NULL, "pll1", NULL, 0, 624000000); - clk_register_clkdev(clk, "pll1", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_2", "pll1", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_2", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_4", "pll1_2", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_4", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_8", "pll1_4", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_8", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_16", "pll1_8", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_16", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_6", "pll1_2", - CLK_SET_RATE_PARENT, 1, 3); - clk_register_clkdev(clk, "pll1_6", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_12", "pll1_6", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_12", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_24", "pll1_12", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_24", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_48", "pll1_24", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_48", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_96", "pll1_48", - CLK_SET_RATE_PARENT, 1, 2); - clk_register_clkdev(clk, "pll1_96", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_13", "pll1", - CLK_SET_RATE_PARENT, 1, 13); - clk_register_clkdev(clk, "pll1_13", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_13_1_5", "pll1", - CLK_SET_RATE_PARENT, 2, 3); - clk_register_clkdev(clk, "pll1_13_1_5", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_2_1_5", "pll1", - CLK_SET_RATE_PARENT, 2, 3); - clk_register_clkdev(clk, "pll1_2_1_5", NULL); - - clk = clk_register_fixed_factor(NULL, "pll1_3_16", "pll1", - CLK_SET_RATE_PARENT, 3, 16); - clk_register_clkdev(clk, "pll1_3_16", NULL); - - uart_pll = mmp_clk_register_factor("uart_pll", "pll1_4", 0, - mpmu_base + MPMU_UART_PLL, - &uart_factor_masks, uart_factor_tbl, - ARRAY_SIZE(uart_factor_tbl), &clk_lock); - clk_set_rate(uart_pll, 14745600); - clk_register_clkdev(uart_pll, "uart_pll", NULL); - - clk = mmp_clk_register_apbc("twsi0", "pll1_13_1_5", - apbc_base + APBC_TWSI0, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa2xx-i2c.0"); - - clk = mmp_clk_register_apbc("twsi1", "pll1_13_1_5", - apbcp_base + APBCP_TWSI1, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa2xx-i2c.1"); - - clk = mmp_clk_register_apbc("gpio", "vctcxo", - apbc_base + APBC_GPIO, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "mmp-gpio"); - - clk = mmp_clk_register_apbc("kpc", "clk32", - apbc_base + APBC_KPC, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa27x-keypad"); - - clk = mmp_clk_register_apbc("rtc", "clk32", - apbc_base + APBC_RTC, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "sa1100-rtc"); - - clk = mmp_clk_register_apbc("pwm0", "pll1_48", - apbc_base + APBC_PWM0, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa910-pwm.0"); - - clk = mmp_clk_register_apbc("pwm1", "pll1_48", - apbc_base + APBC_PWM1, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa910-pwm.1"); - - clk = mmp_clk_register_apbc("pwm2", "pll1_48", - apbc_base + APBC_PWM2, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa910-pwm.2"); - - clk = mmp_clk_register_apbc("pwm3", "pll1_48", - apbc_base + APBC_PWM3, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa910-pwm.3"); - - clk = clk_register_mux(NULL, "uart0_mux", uart_parent, - ARRAY_SIZE(uart_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apbc_base + APBC_UART0, 4, 3, 0, &clk_lock); - clk_set_parent(clk, uart_pll); - clk_register_clkdev(clk, "uart_mux.0", NULL); - - clk = mmp_clk_register_apbc("uart0", "uart0_mux", - apbc_base + APBC_UART0, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa2xx-uart.0"); - - clk = clk_register_mux(NULL, "uart1_mux", uart_parent, - ARRAY_SIZE(uart_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apbc_base + APBC_UART1, 4, 3, 0, &clk_lock); - clk_set_parent(clk, uart_pll); - clk_register_clkdev(clk, "uart_mux.1", NULL); - - clk = mmp_clk_register_apbc("uart1", "uart1_mux", - apbc_base + APBC_UART1, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa2xx-uart.1"); - - clk = clk_register_mux(NULL, "uart2_mux", uart_parent, - ARRAY_SIZE(uart_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apbcp_base + APBCP_UART2, 4, 3, 0, &clk_lock); - clk_set_parent(clk, uart_pll); - clk_register_clkdev(clk, "uart_mux.2", NULL); - - clk = mmp_clk_register_apbc("uart2", "uart2_mux", - apbcp_base + APBCP_UART2, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa2xx-uart.2"); - - clk = clk_register_mux(NULL, "ssp0_mux", ssp_parent, - ARRAY_SIZE(ssp_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apbc_base + APBC_SSP0, 4, 3, 0, &clk_lock); - clk_register_clkdev(clk, "uart_mux.0", NULL); - - clk = mmp_clk_register_apbc("ssp0", "ssp0_mux", - apbc_base + APBC_SSP0, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "mmp-ssp.0"); - - clk = clk_register_mux(NULL, "ssp1_mux", ssp_parent, - ARRAY_SIZE(ssp_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apbc_base + APBC_SSP1, 4, 3, 0, &clk_lock); - clk_register_clkdev(clk, "ssp_mux.1", NULL); - - clk = mmp_clk_register_apbc("ssp1", "ssp1_mux", - apbc_base + APBC_SSP1, 10, 0, &clk_lock); - clk_register_clkdev(clk, NULL, "mmp-ssp.1"); - - clk = mmp_clk_register_apmu("dfc", "pll1_4", - apmu_base + APMU_DFC, 0x19b, &clk_lock); - clk_register_clkdev(clk, NULL, "pxa3xx-nand.0"); - - clk = clk_register_mux(NULL, "sdh0_mux", sdh_parent, - ARRAY_SIZE(sdh_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apmu_base + APMU_SDH0, 6, 1, 0, &clk_lock); - clk_register_clkdev(clk, "sdh0_mux", NULL); - - clk = mmp_clk_register_apmu("sdh0", "sdh_mux", - apmu_base + APMU_SDH0, 0x1b, &clk_lock); - clk_register_clkdev(clk, NULL, "sdhci-pxa.0"); - - clk = clk_register_mux(NULL, "sdh1_mux", sdh_parent, - ARRAY_SIZE(sdh_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apmu_base + APMU_SDH1, 6, 1, 0, &clk_lock); - clk_register_clkdev(clk, "sdh1_mux", NULL); - - clk = mmp_clk_register_apmu("sdh1", "sdh1_mux", - apmu_base + APMU_SDH1, 0x1b, &clk_lock); - clk_register_clkdev(clk, NULL, "sdhci-pxa.1"); - - clk = mmp_clk_register_apmu("usb", "usb_pll", - apmu_base + APMU_USB, 0x9, &clk_lock); - clk_register_clkdev(clk, "usb_clk", NULL); - - clk = mmp_clk_register_apmu("sph", "usb_pll", - apmu_base + APMU_USB, 0x12, &clk_lock); - clk_register_clkdev(clk, "sph_clk", NULL); - - clk = clk_register_mux(NULL, "disp0_mux", disp_parent, - ARRAY_SIZE(disp_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apmu_base + APMU_DISP0, 6, 1, 0, &clk_lock); - clk_register_clkdev(clk, "disp_mux.0", NULL); - - clk = mmp_clk_register_apmu("disp0", "disp0_mux", - apmu_base + APMU_DISP0, 0x1b, &clk_lock); - clk_register_clkdev(clk, NULL, "mmp-disp.0"); - - clk = clk_register_mux(NULL, "ccic0_mux", ccic_parent, - ARRAY_SIZE(ccic_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apmu_base + APMU_CCIC0, 6, 1, 0, &clk_lock); - clk_register_clkdev(clk, "ccic_mux.0", NULL); - - clk = mmp_clk_register_apmu("ccic0", "ccic0_mux", - apmu_base + APMU_CCIC0, 0x1b, &clk_lock); - clk_register_clkdev(clk, "fnclk", "mmp-ccic.0"); - - clk = clk_register_mux(NULL, "ccic0_phy_mux", ccic_phy_parent, - ARRAY_SIZE(ccic_phy_parent), - CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, - apmu_base + APMU_CCIC0, 7, 1, 0, &clk_lock); - clk_register_clkdev(clk, "ccic_phy_mux.0", NULL); - - clk = mmp_clk_register_apmu("ccic0_phy", "ccic0_phy_mux", - apmu_base + APMU_CCIC0, 0x24, &clk_lock); - clk_register_clkdev(clk, "phyclk", "mmp-ccic.0"); - - clk = clk_register_divider(NULL, "ccic0_sphy_div", "ccic0_mux", - CLK_SET_RATE_PARENT, apmu_base + APMU_CCIC0, - 10, 5, 0, &clk_lock); - clk_register_clkdev(clk, "sphyclk_div", NULL); - - clk = mmp_clk_register_apmu("ccic0_sphy", "ccic0_sphy_div", - apmu_base + APMU_CCIC0, 0x300, &clk_lock); - clk_register_clkdev(clk, "sphyclk", "mmp-ccic.0"); -} |