diff options
Diffstat (limited to 'drivers/clk/ti/clk-814x.c')
| -rw-r--r-- | drivers/clk/ti/clk-814x.c | 62 |
1 files changed, 45 insertions, 17 deletions
diff --git a/drivers/clk/ti/clk-814x.c b/drivers/clk/ti/clk-814x.c index 52c6efc53731..4f8bd34ec1a5 100644 --- a/drivers/clk/ti/clk-814x.c +++ b/drivers/clk/ti/clk-814x.c @@ -1,31 +1,57 @@ -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - */ +// SPDX-License-Identifier: GPL-2.0-only #include <linux/kernel.h> #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/clk/ti.h> #include <linux/of_platform.h> +#include <dt-bindings/clock/dm814.h> #include "clock.h" +static const struct omap_clkctrl_reg_data dm814_default_clkctrl_regs[] __initconst = { + { DM814_USB_OTG_HS_CLKCTRL, NULL, CLKF_SW_SUP, "pll260dcoclkldo" }, + { 0 }, +}; + +static const struct omap_clkctrl_reg_data dm814_alwon_clkctrl_regs[] __initconst = { + { DM814_UART1_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk10_ck" }, + { DM814_UART2_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk10_ck" }, + { DM814_UART3_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk10_ck" }, + { DM814_GPIO1_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk6_ck" }, + { DM814_GPIO2_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk6_ck" }, + { DM814_I2C1_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk10_ck" }, + { DM814_I2C2_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk10_ck" }, + { DM814_WD_TIMER_CLKCTRL, NULL, CLKF_SW_SUP | CLKF_NO_IDLEST, "sysclk18_ck" }, + { DM814_MCSPI1_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk10_ck" }, + { DM814_GPMC_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk6_ck" }, + { DM814_MPU_CLKCTRL, NULL, CLKF_SW_SUP, "mpu_ck" }, + { DM814_RTC_CLKCTRL, NULL, CLKF_SW_SUP | CLKF_NO_IDLEST, "sysclk18_ck" }, + { DM814_TPCC_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk4_ck" }, + { DM814_TPTC0_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk4_ck" }, + { DM814_TPTC1_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk4_ck" }, + { DM814_TPTC2_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk4_ck" }, + { DM814_TPTC3_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk4_ck" }, + { DM814_MMC1_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk8_ck" }, + { DM814_MMC2_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk8_ck" }, + { DM814_MMC3_CLKCTRL, NULL, CLKF_SW_SUP, "sysclk8_ck" }, + { 0 }, +}; + +static const struct +omap_clkctrl_reg_data dm814_alwon_ethernet_clkctrl_regs[] __initconst = { + { 0, NULL, CLKF_SW_SUP, "cpsw_125mhz_gclk" }, +}; + +const struct omap_clkctrl_data dm814_clkctrl_data[] __initconst = { + { 0x48180500, dm814_default_clkctrl_regs }, + { 0x48181400, dm814_alwon_clkctrl_regs }, + { 0x481815d4, dm814_alwon_ethernet_clkctrl_regs }, + { 0 }, +}; + static struct ti_dt_clk dm814_clks[] = { - DT_CLK(NULL, "devosc_ck", "devosc_ck"), - DT_CLK(NULL, "mpu_ck", "mpu_ck"), - DT_CLK(NULL, "sysclk4_ck", "sysclk4_ck"), - DT_CLK(NULL, "sysclk5_ck", "sysclk5_ck"), - DT_CLK(NULL, "sysclk6_ck", "sysclk6_ck"), - DT_CLK(NULL, "sysclk8_ck", "sysclk8_ck"), - DT_CLK(NULL, "sysclk10_ck", "sysclk10_ck"), - DT_CLK(NULL, "sysclk18_ck", "sysclk18_ck"), DT_CLK(NULL, "timer_sys_ck", "devosc_ck"), - DT_CLK(NULL, "timer1_fck", "timer1_fck"), - DT_CLK(NULL, "timer2_fck", "timer2_fck"), - DT_CLK(NULL, "cpsw_125mhz_gclk", "cpsw_125mhz_gclk"), - DT_CLK(NULL, "cpsw_cpts_rft_clk", "cpsw_cpts_rft_clk"), { .node_name = NULL }, }; @@ -45,6 +71,7 @@ static int __init dm814x_adpll_early_init(void) } of_platform_populate(np, NULL, NULL, NULL); + of_node_put(np); return 0; } @@ -83,6 +110,7 @@ int __init dm814x_dt_clk_init(void) { ti_dt_clocks_register(dm814_clks); omap2_clk_disable_autoidle_all(); + ti_clk_add_aliases(); omap2_clk_enable_init_clocks(NULL, 0); timer_clocks_initialized = true; |