diff options
Diffstat (limited to 'drivers/clk/actions/owl-s500.c')
| -rw-r--r-- | drivers/clk/actions/owl-s500.c | 627 |
1 files changed, 627 insertions, 0 deletions
diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c new file mode 100644 index 000000000..cbeb51c80 --- /dev/null +++ b/drivers/clk/actions/owl-s500.c @@ -0,0 +1,627 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Actions Semi Owl S500 SoC clock driver + * + * Copyright (c) 2014 Actions Semi Inc. + * Author: David Liu <liuwei@actions-semi.com> + * + * Copyright (c) 2018 Linaro Ltd. + * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> + * + * Copyright (c) 2018 LSI-TEC - Caninos Loucos + * Author: Edgar Bernardi Righi <edgar.righi@lsitec.org.br> + */ + +#include <linux/clk-provider.h> +#include <linux/platform_device.h> + +#include "owl-common.h" +#include "owl-composite.h" +#include "owl-divider.h" +#include "owl-factor.h" +#include "owl-fixed-factor.h" +#include "owl-gate.h" +#include "owl-mux.h" +#include "owl-pll.h" +#include "owl-reset.h" + +#include <dt-bindings/clock/actions,s500-cmu.h> +#include <dt-bindings/reset/actions,s500-reset.h> + +#define CMU_COREPLL (0x0000) +#define CMU_DEVPLL (0x0004) +#define CMU_DDRPLL (0x0008) +#define CMU_NANDPLL (0x000C) +#define CMU_DISPLAYPLL (0x0010) +#define CMU_AUDIOPLL (0x0014) +#define CMU_TVOUTPLL (0x0018) +#define CMU_BUSCLK (0x001C) +#define CMU_SENSORCLK (0x0020) +#define CMU_LCDCLK (0x0024) +#define CMU_DSICLK (0x0028) +#define CMU_CSICLK (0x002C) +#define CMU_DECLK (0x0030) +#define CMU_BISPCLK (0x0034) +#define CMU_BUSCLK1 (0x0038) +#define CMU_VDECLK (0x0040) +#define CMU_VCECLK (0x0044) +#define CMU_NANDCCLK (0x004C) +#define CMU_SD0CLK (0x0050) +#define CMU_SD1CLK (0x0054) +#define CMU_SD2CLK (0x0058) +#define CMU_UART0CLK (0x005C) +#define CMU_UART1CLK (0x0060) +#define CMU_UART2CLK (0x0064) +#define CMU_PWM4CLK (0x0068) +#define CMU_PWM5CLK (0x006C) +#define CMU_PWM0CLK (0x0070) +#define CMU_PWM1CLK (0x0074) +#define CMU_PWM2CLK (0x0078) +#define CMU_PWM3CLK (0x007C) +#define CMU_USBPLL (0x0080) +#define CMU_ETHERNETPLL (0x0084) +#define CMU_CVBSPLL (0x0088) +#define CMU_LENSCLK (0x008C) +#define CMU_GPU3DCLK (0x0090) +#define CMU_CORECTL (0x009C) +#define CMU_DEVCLKEN0 (0x00A0) +#define CMU_DEVCLKEN1 (0x00A4) +#define CMU_DEVRST0 (0x00A8) +#define CMU_DEVRST1 (0x00AC) +#define CMU_UART3CLK (0x00B0) +#define CMU_UART4CLK (0x00B4) +#define CMU_UART5CLK (0x00B8) +#define CMU_UART6CLK (0x00BC) +#define CMU_SSCLK (0x00C0) +#define CMU_DIGITALDEBUG (0x00D0) +#define CMU_ANALOGDEBUG (0x00D4) +#define CMU_COREPLLDEBUG (0x00D8) +#define CMU_DEVPLLDEBUG (0x00DC) +#define CMU_DDRPLLDEBUG (0x00E0) +#define CMU_NANDPLLDEBUG (0x00E4) +#define CMU_DISPLAYPLLDEBUG (0x00E8) +#define CMU_TVOUTPLLDEBUG (0x00EC) +#define CMU_DEEPCOLORPLLDEBUG (0x00F4) +#define CMU_AUDIOPLL_ETHPLLDEBUG (0x00F8) +#define CMU_CVBSPLLDEBUG (0x00FC) + +#define OWL_S500_COREPLL_DELAY (150) +#define OWL_S500_DDRPLL_DELAY (63) +#define OWL_S500_DEVPLL_DELAY (28) +#define OWL_S500_NANDPLL_DELAY (44) +#define OWL_S500_DISPLAYPLL_DELAY (57) +#define OWL_S500_ETHERNETPLL_DELAY (25) +#define OWL_S500_AUDIOPLL_DELAY (100) + +static const struct clk_pll_table clk_audio_pll_table[] = { + { 0, 45158400 }, { 1, 49152000 }, + { 0, 0 }, +}; + +/* pll clocks */ +static OWL_PLL_NO_PARENT_DELAY(ethernet_pll_clk, "ethernet_pll_clk", CMU_ETHERNETPLL, 500000000, 0, 0, 0, 0, 0, OWL_S500_ETHERNETPLL_DELAY, NULL, CLK_IGNORE_UNUSED); +static OWL_PLL_NO_PARENT_DELAY(core_pll_clk, "core_pll_clk", CMU_COREPLL, 12000000, 9, 0, 8, 4, 134, OWL_S500_COREPLL_DELAY, NULL, CLK_IGNORE_UNUSED); +static OWL_PLL_NO_PARENT_DELAY(ddr_pll_clk, "ddr_pll_clk", CMU_DDRPLL, 12000000, 8, 0, 8, 1, 67, OWL_S500_DDRPLL_DELAY, NULL, CLK_IGNORE_UNUSED); +static OWL_PLL_NO_PARENT_DELAY(nand_pll_clk, "nand_pll_clk", CMU_NANDPLL, 6000000, 8, 0, 7, 2, 86, OWL_S500_NANDPLL_DELAY, NULL, CLK_IGNORE_UNUSED); +static OWL_PLL_NO_PARENT_DELAY(display_pll_clk, "display_pll_clk", CMU_DISPLAYPLL, 6000000, 8, 0, 8, 2, 126, OWL_S500_DISPLAYPLL_DELAY, NULL, CLK_IGNORE_UNUSED); +static OWL_PLL_NO_PARENT_DELAY(dev_pll_clk, "dev_pll_clk", CMU_DEVPLL, 6000000, 8, 0, 7, 8, 126, OWL_S500_DEVPLL_DELAY, NULL, CLK_IGNORE_UNUSED); +static OWL_PLL_NO_PARENT_DELAY(audio_pll_clk, "audio_pll_clk", CMU_AUDIOPLL, 0, 4, 0, 1, 0, 0, OWL_S500_AUDIOPLL_DELAY, clk_audio_pll_table, CLK_IGNORE_UNUSED); + +static const char * const dev_clk_mux_p[] = { "hosc", "dev_pll_clk" }; +static const char * const bisp_clk_mux_p[] = { "display_pll_clk", "dev_clk" }; +static const char * const sensor_clk_mux_p[] = { "hosc", "bisp_clk" }; +static const char * const sd_clk_mux_p[] = { "dev_clk", "nand_pll_clk" }; +static const char * const pwm_clk_mux_p[] = { "losc", "hosc" }; +static const char * const ahbprediv_clk_mux_p[] = { "dev_clk", "display_pll_clk", "nand_pll_clk", "ddr_pll_clk" }; +static const char * const uart_clk_mux_p[] = { "hosc", "dev_pll_clk" }; +static const char * const de_clk_mux_p[] = { "display_pll_clk", "dev_clk" }; +static const char * const i2s_clk_mux_p[] = { "audio_pll_clk" }; +static const char * const hde_clk_mux_p[] = { "dev_clk", "display_pll_clk", "nand_pll_clk", "ddr_pll_clk" }; +static const char * const nand_clk_mux_p[] = { "nand_pll_clk", "display_pll_clk", "dev_clk", "ddr_pll_clk" }; + +static struct clk_factor_table sd_factor_table[] = { + /* bit0 ~ 4 */ + { 0, 1, 1 }, { 1, 1, 2 }, { 2, 1, 3 }, { 3, 1, 4 }, + { 4, 1, 5 }, { 5, 1, 6 }, { 6, 1, 7 }, { 7, 1, 8 }, + { 8, 1, 9 }, { 9, 1, 10 }, { 10, 1, 11 }, { 11, 1, 12 }, + { 12, 1, 13 }, { 13, 1, 14 }, { 14, 1, 15 }, { 15, 1, 16 }, + { 16, 1, 17 }, { 17, 1, 18 }, { 18, 1, 19 }, { 19, 1, 20 }, + { 20, 1, 21 }, { 21, 1, 22 }, { 22, 1, 23 }, { 23, 1, 24 }, + { 24, 1, 25 }, + + /* bit8: /128 */ + { 256, 1, 1 * 128 }, { 257, 1, 2 * 128 }, { 258, 1, 3 * 128 }, { 259, 1, 4 * 128 }, + { 260, 1, 5 * 128 }, { 261, 1, 6 * 128 }, { 262, 1, 7 * 128 }, { 263, 1, 8 * 128 }, + { 264, 1, 9 * 128 }, { 265, 1, 10 * 128 }, { 266, 1, 11 * 128 }, { 267, 1, 12 * 128 }, + { 268, 1, 13 * 128 }, { 269, 1, 14 * 128 }, { 270, 1, 15 * 128 }, { 271, 1, 16 * 128 }, + { 272, 1, 17 * 128 }, { 273, 1, 18 * 128 }, { 274, 1, 19 * 128 }, { 275, 1, 20 * 128 }, + { 276, 1, 21 * 128 }, { 277, 1, 22 * 128 }, { 278, 1, 23 * 128 }, { 279, 1, 24 * 128 }, + { 280, 1, 25 * 128 }, + { 0, 0, 0 }, +}; + +static struct clk_factor_table de_factor_table[] = { + { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 2, 5 }, + { 4, 1, 3 }, { 5, 1, 4 }, { 6, 1, 6 }, { 7, 1, 8 }, + { 8, 1, 12 }, + { 0, 0, 0 }, +}; + +static struct clk_factor_table hde_factor_table[] = { + { 0, 1, 1 }, { 1, 2, 3 }, { 2, 1, 2 }, { 3, 2, 5 }, + { 4, 1, 3 }, { 5, 1, 4 }, { 6, 1, 6 }, { 7, 1, 8 }, + { 0, 0, 0 }, +}; + +static struct clk_div_table rmii_ref_div_table[] = { + { 0, 4 }, { 1, 10 }, + { 0, 0 }, +}; + +static struct clk_div_table std12rate_div_table[] = { + { 0, 1 }, { 1, 2 }, { 2, 3 }, { 3, 4 }, + { 4, 5 }, { 5, 6 }, { 6, 7 }, { 7, 8 }, + { 8, 9 }, { 9, 10 }, { 10, 11 }, { 11, 12 }, + { 0, 0 }, +}; + +static struct clk_div_table i2s_div_table[] = { + { 0, 1 }, { 1, 2 }, { 2, 3 }, { 3, 4 }, + { 4, 6 }, { 5, 8 }, { 6, 12 }, { 7, 16 }, + { 8, 24 }, + { 0, 0 }, +}; + +static struct clk_div_table nand_div_table[] = { + { 0, 1 }, { 1, 2 }, { 2, 4 }, { 3, 6 }, + { 4, 8 }, { 5, 10 }, { 6, 12 }, { 7, 14 }, + { 8, 16 }, { 9, 18 }, { 10, 20 }, { 11, 22 }, + { 0, 0 }, +}; + +/* mux clock */ +static OWL_MUX(dev_clk, "dev_clk", dev_clk_mux_p, CMU_DEVPLL, 12, 1, CLK_SET_RATE_PARENT); + +/* gate clocks */ +static OWL_GATE(gpio_clk, "gpio_clk", "apb_clk", CMU_DEVCLKEN0, 18, 0, 0); +static OWL_GATE(dmac_clk, "dmac_clk", "h_clk", CMU_DEVCLKEN0, 1, 0, 0); +static OWL_GATE(spi0_clk, "spi0_clk", "ahb_clk", CMU_DEVCLKEN1, 10, 0, CLK_IGNORE_UNUSED); +static OWL_GATE(spi1_clk, "spi1_clk", "ahb_clk", CMU_DEVCLKEN1, 11, 0, CLK_IGNORE_UNUSED); +static OWL_GATE(spi2_clk, "spi2_clk", "ahb_clk", CMU_DEVCLKEN1, 12, 0, CLK_IGNORE_UNUSED); +static OWL_GATE(spi3_clk, "spi3_clk", "ahb_clk", CMU_DEVCLKEN1, 13, 0, CLK_IGNORE_UNUSED); +static OWL_GATE(timer_clk, "timer_clk", "hosc", CMU_DEVCLKEN1, 27, 0, 0); +static OWL_GATE(hdmi_clk, "hdmi_clk", "hosc", CMU_DEVCLKEN1, 3, 0, 0); + +/* divider clocks */ +static OWL_DIVIDER(h_clk, "h_clk", "ahbprediv_clk", CMU_BUSCLK1, 2, 2, NULL, 0, 0); +static OWL_DIVIDER(apb_clk, "apb_clk", "ahb_clk", CMU_BUSCLK1, 14, 2, NULL, 0, 0); +static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "ethernet_pll_clk", CMU_ETHERNETPLL, 1, 1, rmii_ref_div_table, 0, 0); + +/* factor clocks */ +static OWL_FACTOR(de1_clk, "de_clk1", "de_clk", CMU_DECLK, 0, 4, de_factor_table, 0, 0); +static OWL_FACTOR(de2_clk, "de_clk2", "de_clk", CMU_DECLK, 4, 4, de_factor_table, 0, 0); + +/* composite clocks */ +static OWL_COMP_DIV(ahbprediv_clk, "ahbprediv_clk", ahbprediv_clk_mux_p, + OWL_MUX_HW(CMU_BUSCLK1, 8, 3), + { 0 }, + OWL_DIVIDER_HW(CMU_BUSCLK1, 12, 2, 0, NULL), + CLK_SET_RATE_PARENT); + +static OWL_COMP_FIXED_FACTOR(ahb_clk, "ahb_clk", "h_clk", + { 0 }, + 1, 1, 0); + +static OWL_COMP_FACTOR(vce_clk, "vce_clk", hde_clk_mux_p, + OWL_MUX_HW(CMU_VCECLK, 4, 2), + OWL_GATE_HW(CMU_DEVCLKEN0, 26, 0), + OWL_FACTOR_HW(CMU_VCECLK, 0, 3, 0, hde_factor_table), + 0); + +static OWL_COMP_FACTOR(vde_clk, "vde_clk", hde_clk_mux_p, + OWL_MUX_HW(CMU_VDECLK, 4, 2), + OWL_GATE_HW(CMU_DEVCLKEN0, 25, 0), + OWL_FACTOR_HW(CMU_VDECLK, 0, 3, 0, hde_factor_table), + 0); + +static OWL_COMP_DIV(bisp_clk, "bisp_clk", bisp_clk_mux_p, + OWL_MUX_HW(CMU_BISPCLK, 4, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0), + OWL_DIVIDER_HW(CMU_BISPCLK, 0, 4, 0, std12rate_div_table), + 0); + +static OWL_COMP_DIV(sensor0_clk, "sensor0_clk", sensor_clk_mux_p, + OWL_MUX_HW(CMU_SENSORCLK, 4, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0), + OWL_DIVIDER_HW(CMU_SENSORCLK, 0, 4, 0, std12rate_div_table), + 0); + +static OWL_COMP_DIV(sensor1_clk, "sensor1_clk", sensor_clk_mux_p, + OWL_MUX_HW(CMU_SENSORCLK, 4, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 14, 0), + OWL_DIVIDER_HW(CMU_SENSORCLK, 8, 4, 0, std12rate_div_table), + 0); + +static OWL_COMP_FACTOR(sd0_clk, "sd0_clk", sd_clk_mux_p, + OWL_MUX_HW(CMU_SD0CLK, 9, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 5, 0), + OWL_FACTOR_HW(CMU_SD0CLK, 0, 9, 0, sd_factor_table), + 0); + +static OWL_COMP_FACTOR(sd1_clk, "sd1_clk", sd_clk_mux_p, + OWL_MUX_HW(CMU_SD1CLK, 9, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 6, 0), + OWL_FACTOR_HW(CMU_SD1CLK, 0, 9, 0, sd_factor_table), + 0); + +static OWL_COMP_FACTOR(sd2_clk, "sd2_clk", sd_clk_mux_p, + OWL_MUX_HW(CMU_SD2CLK, 9, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 7, 0), + OWL_FACTOR_HW(CMU_SD2CLK, 0, 9, 0, sd_factor_table), + 0); + +static OWL_COMP_DIV(pwm0_clk, "pwm0_clk", pwm_clk_mux_p, + OWL_MUX_HW(CMU_PWM0CLK, 12, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 23, 0), + OWL_DIVIDER_HW(CMU_PWM0CLK, 0, 10, 0, NULL), + 0); + +static OWL_COMP_DIV(pwm1_clk, "pwm1_clk", pwm_clk_mux_p, + OWL_MUX_HW(CMU_PWM1CLK, 12, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 24, 0), + OWL_DIVIDER_HW(CMU_PWM1CLK, 0, 10, 0, NULL), + 0); + +static OWL_COMP_DIV(pwm2_clk, "pwm2_clk", pwm_clk_mux_p, + OWL_MUX_HW(CMU_PWM2CLK, 12, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 25, 0), + OWL_DIVIDER_HW(CMU_PWM2CLK, 0, 10, 0, NULL), + 0); + +static OWL_COMP_DIV(pwm3_clk, "pwm3_clk", pwm_clk_mux_p, + OWL_MUX_HW(CMU_PWM3CLK, 12, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 26, 0), + OWL_DIVIDER_HW(CMU_PWM3CLK, 0, 10, 0, NULL), + 0); + +static OWL_COMP_DIV(pwm4_clk, "pwm4_clk", pwm_clk_mux_p, + OWL_MUX_HW(CMU_PWM4CLK, 12, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 11, 0), + OWL_DIVIDER_HW(CMU_PWM4CLK, 0, 10, 0, NULL), + 0); + +static OWL_COMP_DIV(pwm5_clk, "pwm5_clk", pwm_clk_mux_p, + OWL_MUX_HW(CMU_PWM5CLK, 12, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 0, 0), + OWL_DIVIDER_HW(CMU_PWM5CLK, 0, 10, 0, NULL), + 0); + +static OWL_COMP_PASS(de_clk, "de_clk", de_clk_mux_p, + OWL_MUX_HW(CMU_DECLK, 12, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 8, 0), + 0); + +static OWL_COMP_FIXED_FACTOR(i2c0_clk, "i2c0_clk", "ethernet_pll_clk", + OWL_GATE_HW(CMU_DEVCLKEN1, 14, 0), + 1, 5, 0); + +static OWL_COMP_FIXED_FACTOR(i2c1_clk, "i2c1_clk", "ethernet_pll_clk", + OWL_GATE_HW(CMU_DEVCLKEN1, 15, 0), + 1, 5, 0); + +static OWL_COMP_FIXED_FACTOR(i2c2_clk, "i2c2_clk", "ethernet_pll_clk", + OWL_GATE_HW(CMU_DEVCLKEN1, 30, 0), + 1, 5, 0); + +static OWL_COMP_FIXED_FACTOR(i2c3_clk, "i2c3_clk", "ethernet_pll_clk", + OWL_GATE_HW(CMU_DEVCLKEN1, 31, 0), + 1, 5, 0); + +static OWL_COMP_DIV(uart0_clk, "uart0_clk", uart_clk_mux_p, + OWL_MUX_HW(CMU_UART0CLK, 16, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 6, 0), + OWL_DIVIDER_HW(CMU_UART0CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL), + CLK_IGNORE_UNUSED); + +static OWL_COMP_DIV(uart1_clk, "uart1_clk", uart_clk_mux_p, + OWL_MUX_HW(CMU_UART1CLK, 16, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 7, 0), + OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL), + CLK_IGNORE_UNUSED); + +static OWL_COMP_DIV(uart2_clk, "uart2_clk", uart_clk_mux_p, + OWL_MUX_HW(CMU_UART2CLK, 16, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 8, 0), + OWL_DIVIDER_HW(CMU_UART2CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL), + CLK_IGNORE_UNUSED); + +static OWL_COMP_DIV(uart3_clk, "uart3_clk", uart_clk_mux_p, + OWL_MUX_HW(CMU_UART3CLK, 16, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 19, 0), + OWL_DIVIDER_HW(CMU_UART3CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL), + CLK_IGNORE_UNUSED); + +static OWL_COMP_DIV(uart4_clk, "uart4_clk", uart_clk_mux_p, + OWL_MUX_HW(CMU_UART4CLK, 16, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 20, 0), + OWL_DIVIDER_HW(CMU_UART4CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL), + CLK_IGNORE_UNUSED); + +static OWL_COMP_DIV(uart5_clk, "uart5_clk", uart_clk_mux_p, + OWL_MUX_HW(CMU_UART5CLK, 16, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 21, 0), + OWL_DIVIDER_HW(CMU_UART5CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL), + CLK_IGNORE_UNUSED); + +static OWL_COMP_DIV(uart6_clk, "uart6_clk", uart_clk_mux_p, + OWL_MUX_HW(CMU_UART6CLK, 16, 1), + OWL_GATE_HW(CMU_DEVCLKEN1, 18, 0), + OWL_DIVIDER_HW(CMU_UART6CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL), + CLK_IGNORE_UNUSED); + +static OWL_COMP_DIV(i2srx_clk, "i2srx_clk", i2s_clk_mux_p, + OWL_MUX_HW(CMU_AUDIOPLL, 24, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 21, 0), + OWL_DIVIDER_HW(CMU_AUDIOPLL, 20, 4, 0, i2s_div_table), + 0); + +static OWL_COMP_DIV(i2stx_clk, "i2stx_clk", i2s_clk_mux_p, + OWL_MUX_HW(CMU_AUDIOPLL, 24, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 20, 0), + OWL_DIVIDER_HW(CMU_AUDIOPLL, 16, 4, 0, i2s_div_table), + 0); + +static OWL_COMP_DIV(hdmia_clk, "hdmia_clk", i2s_clk_mux_p, + OWL_MUX_HW(CMU_AUDIOPLL, 24, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 22, 0), + OWL_DIVIDER_HW(CMU_AUDIOPLL, 24, 4, 0, i2s_div_table), + 0); + +static OWL_COMP_DIV(spdif_clk, "spdif_clk", i2s_clk_mux_p, + OWL_MUX_HW(CMU_AUDIOPLL, 24, 1), + OWL_GATE_HW(CMU_DEVCLKEN0, 23, 0), + OWL_DIVIDER_HW(CMU_AUDIOPLL, 28, 4, 0, i2s_div_table), + 0); + +static OWL_COMP_DIV(nand_clk, "nand_clk", nand_clk_mux_p, + OWL_MUX_HW(CMU_NANDCCLK, 8, 2), + OWL_GATE_HW(CMU_DEVCLKEN0, 4, 0), + OWL_DIVIDER_HW(CMU_NANDCCLK, 0, 3, 0, nand_div_table), + CLK_SET_RATE_PARENT); + +static OWL_COMP_DIV(ecc_clk, "ecc_clk", nand_clk_mux_p, + OWL_MUX_HW(CMU_NANDCCLK, 8, 2), + OWL_GATE_HW(CMU_DEVCLKEN0, 4, 0), + OWL_DIVIDER_HW(CMU_NANDCCLK, 4, 3, 0, nand_div_table), + CLK_SET_RATE_PARENT); + +static struct owl_clk_common *s500_clks[] = { + ðernet_pll_clk.common, + &core_pll_clk.common, + &ddr_pll_clk.common, + &dev_pll_clk.common, + &nand_pll_clk.common, + &audio_pll_clk.common, + &display_pll_clk.common, + &dev_clk.common, + &timer_clk.common, + &i2c0_clk.common, + &i2c1_clk.common, + &i2c2_clk.common, + &i2c3_clk.common, + &uart0_clk.common, + &uart1_clk.common, + &uart2_clk.common, + &uart3_clk.common, + &uart4_clk.common, + &uart5_clk.common, + &uart6_clk.common, + &pwm0_clk.common, + &pwm1_clk.common, + &pwm2_clk.common, + &pwm3_clk.common, + &pwm4_clk.common, + &pwm5_clk.common, + &sensor0_clk.common, + &sensor1_clk.common, + &sd0_clk.common, + &sd1_clk.common, + &sd2_clk.common, + &bisp_clk.common, + &ahb_clk.common, + &ahbprediv_clk.common, + &h_clk.common, + &spi0_clk.common, + &spi1_clk.common, + &spi2_clk.common, + &spi3_clk.common, + &rmii_ref_clk.common, + &de_clk.common, + &de1_clk.common, + &de2_clk.common, + &i2srx_clk.common, + &i2stx_clk.common, + &hdmia_clk.common, + &hdmi_clk.common, + &vce_clk.common, + &vde_clk.common, + &spdif_clk.common, + &nand_clk.common, + &ecc_clk.common, + &apb_clk.common, + &dmac_clk.common, + &gpio_clk.common, +}; + +static struct clk_hw_onecell_data s500_hw_clks = { + .hws = { + [CLK_ETHERNET_PLL] = ðernet_pll_clk.common.hw, + [CLK_CORE_PLL] = &core_pll_clk.common.hw, + [CLK_DDR_PLL] = &ddr_pll_clk.common.hw, + [CLK_NAND_PLL] = &nand_pll_clk.common.hw, + [CLK_DISPLAY_PLL] = &display_pll_clk.common.hw, + [CLK_DEV_PLL] = &dev_pll_clk.common.hw, + [CLK_AUDIO_PLL] = &audio_pll_clk.common.hw, + [CLK_TIMER] = &timer_clk.common.hw, + [CLK_DEV] = &dev_clk.common.hw, + [CLK_DE] = &de_clk.common.hw, + [CLK_DE1] = &de1_clk.common.hw, + [CLK_DE2] = &de2_clk.common.hw, + [CLK_I2C0] = &i2c0_clk.common.hw, + [CLK_I2C1] = &i2c1_clk.common.hw, + [CLK_I2C2] = &i2c2_clk.common.hw, + [CLK_I2C3] = &i2c3_clk.common.hw, + [CLK_I2SRX] = &i2srx_clk.common.hw, + [CLK_I2STX] = &i2stx_clk.common.hw, + [CLK_UART0] = &uart0_clk.common.hw, + [CLK_UART1] = &uart1_clk.common.hw, + [CLK_UART2] = &uart2_clk.common.hw, + [CLK_UART3] = &uart3_clk.common.hw, + [CLK_UART4] = &uart4_clk.common.hw, + [CLK_UART5] = &uart5_clk.common.hw, + [CLK_UART6] = &uart6_clk.common.hw, + [CLK_PWM0] = &pwm0_clk.common.hw, + [CLK_PWM1] = &pwm1_clk.common.hw, + [CLK_PWM2] = &pwm2_clk.common.hw, + [CLK_PWM3] = &pwm3_clk.common.hw, + [CLK_PWM4] = &pwm4_clk.common.hw, + [CLK_PWM5] = &pwm5_clk.common.hw, + [CLK_SENSOR0] = &sensor0_clk.common.hw, + [CLK_SENSOR1] = &sensor1_clk.common.hw, + [CLK_SD0] = &sd0_clk.common.hw, + [CLK_SD1] = &sd1_clk.common.hw, + [CLK_SD2] = &sd2_clk.common.hw, + [CLK_BISP] = &bisp_clk.common.hw, + [CLK_SPI0] = &spi0_clk.common.hw, + [CLK_SPI1] = &spi1_clk.common.hw, + [CLK_SPI2] = &spi2_clk.common.hw, + [CLK_SPI3] = &spi3_clk.common.hw, + [CLK_AHB] = &ahb_clk.common.hw, + [CLK_H] = &h_clk.common.hw, + [CLK_AHBPREDIV] = &ahbprediv_clk.common.hw, + [CLK_RMII_REF] = &rmii_ref_clk.common.hw, + [CLK_HDMI_AUDIO] = &hdmia_clk.common.hw, + [CLK_HDMI] = &hdmi_clk.common.hw, + [CLK_VDE] = &vde_clk.common.hw, + [CLK_VCE] = &vce_clk.common.hw, + [CLK_SPDIF] = &spdif_clk.common.hw, + [CLK_NAND] = &nand_clk.common.hw, + [CLK_ECC] = &ecc_clk.common.hw, + [CLK_APB] = &apb_clk.common.hw, + [CLK_DMAC] = &dmac_clk.common.hw, + [CLK_GPIO] = &gpio_clk.common.hw, + }, + .num = CLK_NR_CLKS, +}; + +static const struct owl_reset_map s500_resets[] = { + [RESET_DMAC] = { CMU_DEVRST0, BIT(0) }, + [RESET_NORIF] = { CMU_DEVRST0, BIT(1) }, + [RESET_DDR] = { CMU_DEVRST0, BIT(2) }, + [RESET_NANDC] = { CMU_DEVRST0, BIT(3) }, + [RESET_SD0] = { CMU_DEVRST0, BIT(4) }, + [RESET_SD1] = { CMU_DEVRST0, BIT(5) }, + [RESET_PCM1] = { CMU_DEVRST0, BIT(6) }, + [RESET_DE] = { CMU_DEVRST0, BIT(7) }, + [RESET_LCD] = { CMU_DEVRST0, BIT(8) }, + [RESET_SD2] = { CMU_DEVRST0, BIT(9) }, + [RESET_DSI] = { CMU_DEVRST0, BIT(10) }, + [RESET_CSI] = { CMU_DEVRST0, BIT(11) }, + [RESET_BISP] = { CMU_DEVRST0, BIT(12) }, + [RESET_KEY] = { CMU_DEVRST0, BIT(14) }, + [RESET_GPIO] = { CMU_DEVRST0, BIT(15) }, + [RESET_AUDIO] = { CMU_DEVRST0, BIT(17) }, + [RESET_PCM0] = { CMU_DEVRST0, BIT(18) }, + [RESET_VDE] = { CMU_DEVRST0, BIT(19) }, + [RESET_VCE] = { CMU_DEVRST0, BIT(20) }, + [RESET_GPU3D] = { CMU_DEVRST0, BIT(22) }, + [RESET_NIC301] = { CMU_DEVRST0, BIT(23) }, + [RESET_LENS] = { CMU_DEVRST0, BIT(26) }, + [RESET_PERIPHRESET] = { CMU_DEVRST0, BIT(27) }, + [RESET_USB2_0] = { CMU_DEVRST1, BIT(0) }, + [RESET_TVOUT] = { CMU_DEVRST1, BIT(1) }, + [RESET_HDMI] = { CMU_DEVRST1, BIT(2) }, + [RESET_HDCP2TX] = { CMU_DEVRST1, BIT(3) }, + [RESET_UART6] = { CMU_DEVRST1, BIT(4) }, + [RESET_UART0] = { CMU_DEVRST1, BIT(5) }, + [RESET_UART1] = { CMU_DEVRST1, BIT(6) }, + [RESET_UART2] = { CMU_DEVRST1, BIT(7) }, + [RESET_SPI0] = { CMU_DEVRST1, BIT(8) }, + [RESET_SPI1] = { CMU_DEVRST1, BIT(9) }, + [RESET_SPI2] = { CMU_DEVRST1, BIT(10) }, + [RESET_SPI3] = { CMU_DEVRST1, BIT(11) }, + [RESET_I2C0] = { CMU_DEVRST1, BIT(12) }, + [RESET_I2C1] = { CMU_DEVRST1, BIT(13) }, + [RESET_USB3] = { CMU_DEVRST1, BIT(14) }, + [RESET_UART3] = { CMU_DEVRST1, BIT(15) }, + [RESET_UART4] = { CMU_DEVRST1, BIT(16) }, + [RESET_UART5] = { CMU_DEVRST1, BIT(17) }, + [RESET_I2C2] = { CMU_DEVRST1, BIT(18) }, + [RESET_I2C3] = { CMU_DEVRST1, BIT(19) }, + [RESET_ETHERNET] = { CMU_DEVRST1, BIT(20) }, + [RESET_CHIPID] = { CMU_DEVRST1, BIT(21) }, + [RESET_USB2_1] = { CMU_DEVRST1, BIT(22) }, + [RESET_WD0RESET] = { CMU_DEVRST1, BIT(24) }, + [RESET_WD1RESET] = { CMU_DEVRST1, BIT(25) }, + [RESET_WD2RESET] = { CMU_DEVRST1, BIT(26) }, + [RESET_WD3RESET] = { CMU_DEVRST1, BIT(27) }, + [RESET_DBG0RESET] = { CMU_DEVRST1, BIT(28) }, + [RESET_DBG1RESET] = { CMU_DEVRST1, BIT(29) }, + [RESET_DBG2RESET] = { CMU_DEVRST1, BIT(30) }, + [RESET_DBG3RESET] = { CMU_DEVRST1, BIT(31) }, +}; + +static struct owl_clk_desc s500_clk_desc = { + .clks = s500_clks, + .num_clks = ARRAY_SIZE(s500_clks), + + .hw_clks = &s500_hw_clks, + + .resets = s500_resets, + .num_resets = ARRAY_SIZE(s500_resets), +}; + +static int s500_clk_probe(struct platform_device *pdev) +{ + struct owl_clk_desc *desc; + struct owl_reset *reset; + int ret; + + desc = &s500_clk_desc; + owl_clk_regmap_init(pdev, desc); + + reset = devm_kzalloc(&pdev->dev, sizeof(*reset), GFP_KERNEL); + if (!reset) + return -ENOMEM; + + reset->rcdev.of_node = pdev->dev.of_node; + reset->rcdev.ops = &owl_reset_ops; + reset->rcdev.nr_resets = desc->num_resets; + reset->reset_map = desc->resets; + reset->regmap = desc->regmap; + + ret = devm_reset_controller_register(&pdev->dev, &reset->rcdev); + if (ret) + dev_err(&pdev->dev, "Failed to register reset controller\n"); + + return owl_clk_probe(&pdev->dev, desc->hw_clks); +} + +static const struct of_device_id s500_clk_of_match[] = { + { .compatible = "actions,s500-cmu", }, + { /* sentinel */ } +}; + +static struct platform_driver s500_clk_driver = { + .probe = s500_clk_probe, + .driver = { + .name = "s500-cmu", + .of_match_table = s500_clk_of_match, + }, +}; + +static int __init s500_clk_init(void) +{ + return platform_driver_register(&s500_clk_driver); +} +core_initcall(s500_clk_init); |