diff options
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/samsung/clk-exynos3250.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c index cc4c348d8a24..538de66a759e 100644 --- a/drivers/clk/samsung/clk-exynos3250.c +++ b/drivers/clk/samsung/clk-exynos3250.c @@ -894,3 +894,166 @@ static void __init exynos3250_cmu_dmc_init(struct device_node *np) } CLK_OF_DECLARE(exynos3250_cmu_dmc, "samsung,exynos3250-cmu-dmc", exynos3250_cmu_dmc_init); + + +/* + * CMU ISP + */ + +#define DIV_ISP0 0x300 +#define DIV_ISP1 0x304 +#define GATE_IP_ISP0 0x800 +#define GATE_IP_ISP1 0x804 +#define GATE_SCLK_ISP 0x900 + +static struct samsung_div_clock isp_div_clks[] __initdata = { + /* + * NOTE: Following table is sorted by register address in ascending + * order and then bitfield shift in descending order, as it is done + * in the User's Manual. When adding new entries, please make sure + * that the order is preserved, to avoid merge conflicts and make + * further work with defined data easier. + */ + /* DIV_ISP0 */ + DIV(CLK_DIV_ISP1, "div_isp1", "mout_aclk_266_sub", DIV_ISP0, 4, 3), + DIV(CLK_DIV_ISP0, "div_isp0", "mout_aclk_266_sub", DIV_ISP0, 0, 3), + + /* DIV_ISP1 */ + DIV(CLK_DIV_MCUISP1, "div_mcuisp1", "mout_aclk_400_mcuisp_sub", + DIV_ISP1, 8, 3), + DIV(CLK_DIV_MCUISP0, "div_mcuisp0", "mout_aclk_400_mcuisp_sub", + DIV_ISP1, 4, 3), + DIV(CLK_DIV_MPWM, "div_mpwm", "div_isp1", DIV_ISP1, 0, 3), +}; + +static struct samsung_gate_clock isp_gate_clks[] __initdata = { + /* + * NOTE: Following table is sorted by register address in ascending + * order and then bitfield shift in descending order, as it is done + * in the User's Manual. When adding new entries, please make sure + * that the order is preserved, to avoid merge conflicts and make + * further work with defined data easier. + */ + + /* GATE_IP_ISP0 */ + GATE(CLK_UART_ISP, "uart_isp", "uart_isp_top", + GATE_IP_ISP0, 31, CLK_IGNORE_UNUSED, 0), + GATE(CLK_WDT_ISP, "wdt_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 30, CLK_IGNORE_UNUSED, 0), + GATE(CLK_PWM_ISP, "pwm_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 28, CLK_IGNORE_UNUSED, 0), + GATE(CLK_I2C1_ISP, "i2c1_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 26, CLK_IGNORE_UNUSED, 0), + GATE(CLK_I2C0_ISP, "i2c0_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 25, CLK_IGNORE_UNUSED, 0), + GATE(CLK_MPWM_ISP, "mpwm_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 24, CLK_IGNORE_UNUSED, 0), + GATE(CLK_MCUCTL_ISP, "mcuctl_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 23, CLK_IGNORE_UNUSED, 0), + GATE(CLK_PPMUISPX, "ppmuispx", "mout_aclk_266_sub", + GATE_IP_ISP0, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_PPMUISPMX, "ppmuispmx", "mout_aclk_266_sub", + GATE_IP_ISP0, 20, CLK_IGNORE_UNUSED, 0), + GATE(CLK_QE_LITE1, "qe_lite1", "mout_aclk_266_sub", + GATE_IP_ISP0, 18, CLK_IGNORE_UNUSED, 0), + GATE(CLK_QE_LITE0, "qe_lite0", "mout_aclk_266_sub", + GATE_IP_ISP0, 17, CLK_IGNORE_UNUSED, 0), + GATE(CLK_QE_FD, "qe_fd", "mout_aclk_266_sub", + GATE_IP_ISP0, 16, CLK_IGNORE_UNUSED, 0), + GATE(CLK_QE_DRC, "qe_drc", "mout_aclk_266_sub", + GATE_IP_ISP0, 15, CLK_IGNORE_UNUSED, 0), + GATE(CLK_QE_ISP, "qe_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 14, CLK_IGNORE_UNUSED, 0), + GATE(CLK_CSIS1, "csis1", "mout_aclk_266_sub", + GATE_IP_ISP0, 13, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_LITE1, "smmu_lite1", "mout_aclk_266_sub", + GATE_IP_ISP0, 12, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_LITE0, "smmu_lite0", "mout_aclk_266_sub", + GATE_IP_ISP0, 11, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_FD, "smmu_fd", "mout_aclk_266_sub", + GATE_IP_ISP0, 10, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_DRC, "smmu_drc", "mout_aclk_266_sub", + GATE_IP_ISP0, 9, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_ISP, "smmu_isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 8, CLK_IGNORE_UNUSED, 0), + GATE(CLK_GICISP, "gicisp", "mout_aclk_266_sub", + GATE_IP_ISP0, 7, CLK_IGNORE_UNUSED, 0), + GATE(CLK_CSIS0, "csis0", "mout_aclk_266_sub", + GATE_IP_ISP0, 6, CLK_IGNORE_UNUSED, 0), + GATE(CLK_MCUISP, "mcuisp", "mout_aclk_266_sub", + GATE_IP_ISP0, 5, CLK_IGNORE_UNUSED, 0), + GATE(CLK_LITE1, "lite1", "mout_aclk_266_sub", + GATE_IP_ISP0, 4, CLK_IGNORE_UNUSED, 0), + GATE(CLK_LITE0, "lite0", "mout_aclk_266_sub", + GATE_IP_ISP0, 3, CLK_IGNORE_UNUSED, 0), + GATE(CLK_FD, "fd", "mout_aclk_266_sub", + GATE_IP_ISP0, 2, CLK_IGNORE_UNUSED, 0), + GATE(CLK_DRC, "drc", "mout_aclk_266_sub", + GATE_IP_ISP0, 1, CLK_IGNORE_UNUSED, 0), + GATE(CLK_ISP, "isp", "mout_aclk_266_sub", + GATE_IP_ISP0, 0, CLK_IGNORE_UNUSED, 0), + + /* GATE_IP_ISP1 */ + GATE(CLK_QE_ISPCX, "qe_ispcx", "uart_isp_top", + GATE_IP_ISP0, 21, CLK_IGNORE_UNUSED, 0), + GATE(CLK_QE_SCALERP, "qe_scalerp", "uart_isp_top", + GATE_IP_ISP0, 20, CLK_IGNORE_UNUSED, 0), + GATE(CLK_QE_SCALERC, "qe_scalerc", "uart_isp_top", + GATE_IP_ISP0, 19, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_SCALERP, "smmu_scalerp", "uart_isp_top", + GATE_IP_ISP0, 18, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_SCALERC, "smmu_scalerc", "uart_isp_top", + GATE_IP_ISP0, 17, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SCALERP, "scalerp", "uart_isp_top", + GATE_IP_ISP0, 16, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SCALERC, "scalerc", "uart_isp_top", + GATE_IP_ISP0, 15, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SPI1_ISP, "spi1_isp", "uart_isp_top", + GATE_IP_ISP0, 13, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SPI0_ISP, "spi0_isp", "uart_isp_top", + GATE_IP_ISP0, 12, CLK_IGNORE_UNUSED, 0), + GATE(CLK_SMMU_ISPCX, "smmu_ispcx", "uart_isp_top", + GATE_IP_ISP0, 4, CLK_IGNORE_UNUSED, 0), + GATE(CLK_ASYNCAXIM, "asyncaxim", "uart_isp_top", + GATE_IP_ISP0, 0, CLK_IGNORE_UNUSED, 0), + + /* GATE_SCLK_ISP */ + GATE(CLK_SCLK_MPWM_ISP, "sclk_mpwm_isp", "div_mpwm", + GATE_SCLK_ISP, 0, CLK_IGNORE_UNUSED, 0), +}; + +static struct samsung_cmu_info isp_cmu_info __initdata = { + .div_clks = isp_div_clks, + .nr_div_clks = ARRAY_SIZE(isp_div_clks), + .gate_clks = isp_gate_clks, + .nr_gate_clks = ARRAY_SIZE(isp_gate_clks), + .nr_clk_ids = NR_CLKS_ISP, +}; + +static int __init exynos3250_cmu_isp_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + + samsung_cmu_register_one(np, &isp_cmu_info); + return 0; +} + +static const struct of_device_id exynos3250_cmu_isp_of_match[] = { + { .compatible = "samsung,exynos3250-cmu-isp", }, + { /* sentinel */ } +}; + +static struct platform_driver exynos3250_cmu_isp_driver = { + .driver = { + .name = "exynos3250-cmu-isp", + .of_match_table = exynos3250_cmu_isp_of_match, + }, +}; + +static int __init exynos3250_cmu_platform_init(void) +{ + return platform_driver_probe(&exynos3250_cmu_isp_driver, + exynos3250_cmu_isp_probe); +} +subsys_initcall(exynos3250_cmu_platform_init); + |