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clk: samsung: exynos3250: Add driver for CMU_ISP clock domain
Add clock controller for CMU ISP clock domain on Exynos3250, providing clocks for FIMC-IS subsystem. [b.michalska: use samsung_cmu_register_one to register the provider; updated DT binding documentation] Signed-off-by: Tomasz Figa <[email protected]> Signed-off-by: Chanwoo Choi <[email protected]> Signed-off-by: Beata Michalska <[email protected]> Acked-by: Kyungmin Park <[email protected]> [s.nawrocki: added __init attribute which was missing in function exynos3250_cmu_platform_init() in function, which has been] Reported-by: kbuild test robot <[email protected]> Signed-off-by: Sylwester Nawrocki <[email protected]> Signed-off-by: Michael Turquette <[email protected]>
This commit is contained in:
Tomasz Figa
Michael Turquette
parent
abec147faa
commit
045ecad0fd
3 changed files with 232 additions and 0 deletions
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@ -894,3 +894,166 @@ static void __init exynos3250_cmu_dmc_init(struct device_node *np)
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}
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CLK_OF_DECLARE(exynos3250_cmu_dmc, "samsung,exynos3250-cmu-dmc",
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exynos3250_cmu_dmc_init);
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/*
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* CMU ISP
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*/
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#define DIV_ISP0 0x300
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#define DIV_ISP1 0x304
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#define GATE_IP_ISP0 0x800
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#define GATE_IP_ISP1 0x804
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#define GATE_SCLK_ISP 0x900
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static struct samsung_div_clock isp_div_clks[] __initdata = {
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/*
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* NOTE: Following table is sorted by register address in ascending
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* order and then bitfield shift in descending order, as it is done
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* in the User's Manual. When adding new entries, please make sure
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* that the order is preserved, to avoid merge conflicts and make
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* further work with defined data easier.
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*/
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/* DIV_ISP0 */
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DIV(CLK_DIV_ISP1, "div_isp1", "mout_aclk_266_sub", DIV_ISP0, 4, 3),
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DIV(CLK_DIV_ISP0, "div_isp0", "mout_aclk_266_sub", DIV_ISP0, 0, 3),
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/* DIV_ISP1 */
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DIV(CLK_DIV_MCUISP1, "div_mcuisp1", "mout_aclk_400_mcuisp_sub",
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DIV_ISP1, 8, 3),
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DIV(CLK_DIV_MCUISP0, "div_mcuisp0", "mout_aclk_400_mcuisp_sub",
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DIV_ISP1, 4, 3),
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DIV(CLK_DIV_MPWM, "div_mpwm", "div_isp1", DIV_ISP1, 0, 3),
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};
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static struct samsung_gate_clock isp_gate_clks[] __initdata = {
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/*
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* NOTE: Following table is sorted by register address in ascending
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* order and then bitfield shift in descending order, as it is done
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* in the User's Manual. When adding new entries, please make sure
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* that the order is preserved, to avoid merge conflicts and make
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* further work with defined data easier.
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*/
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/* GATE_IP_ISP0 */
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GATE(CLK_UART_ISP, "uart_isp", "uart_isp_top",
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GATE_IP_ISP0, 31, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_WDT_ISP, "wdt_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 30, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_PWM_ISP, "pwm_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 28, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_I2C1_ISP, "i2c1_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 26, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_I2C0_ISP, "i2c0_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 25, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_MPWM_ISP, "mpwm_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 24, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_MCUCTL_ISP, "mcuctl_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 23, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_PPMUISPX, "ppmuispx", "mout_aclk_266_sub",
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GATE_IP_ISP0, 21, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_PPMUISPMX, "ppmuispmx", "mout_aclk_266_sub",
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GATE_IP_ISP0, 20, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_QE_LITE1, "qe_lite1", "mout_aclk_266_sub",
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GATE_IP_ISP0, 18, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_QE_LITE0, "qe_lite0", "mout_aclk_266_sub",
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GATE_IP_ISP0, 17, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_QE_FD, "qe_fd", "mout_aclk_266_sub",
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GATE_IP_ISP0, 16, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_QE_DRC, "qe_drc", "mout_aclk_266_sub",
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GATE_IP_ISP0, 15, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_QE_ISP, "qe_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 14, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_CSIS1, "csis1", "mout_aclk_266_sub",
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GATE_IP_ISP0, 13, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_LITE1, "smmu_lite1", "mout_aclk_266_sub",
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GATE_IP_ISP0, 12, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_LITE0, "smmu_lite0", "mout_aclk_266_sub",
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GATE_IP_ISP0, 11, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_FD, "smmu_fd", "mout_aclk_266_sub",
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GATE_IP_ISP0, 10, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_DRC, "smmu_drc", "mout_aclk_266_sub",
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GATE_IP_ISP0, 9, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_ISP, "smmu_isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 8, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_GICISP, "gicisp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 7, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_CSIS0, "csis0", "mout_aclk_266_sub",
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GATE_IP_ISP0, 6, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_MCUISP, "mcuisp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 5, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_LITE1, "lite1", "mout_aclk_266_sub",
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GATE_IP_ISP0, 4, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_LITE0, "lite0", "mout_aclk_266_sub",
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GATE_IP_ISP0, 3, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_FD, "fd", "mout_aclk_266_sub",
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GATE_IP_ISP0, 2, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_DRC, "drc", "mout_aclk_266_sub",
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GATE_IP_ISP0, 1, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_ISP, "isp", "mout_aclk_266_sub",
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GATE_IP_ISP0, 0, CLK_IGNORE_UNUSED, 0),
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/* GATE_IP_ISP1 */
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GATE(CLK_QE_ISPCX, "qe_ispcx", "uart_isp_top",
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GATE_IP_ISP0, 21, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_QE_SCALERP, "qe_scalerp", "uart_isp_top",
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GATE_IP_ISP0, 20, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_QE_SCALERC, "qe_scalerc", "uart_isp_top",
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GATE_IP_ISP0, 19, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_SCALERP, "smmu_scalerp", "uart_isp_top",
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GATE_IP_ISP0, 18, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_SCALERC, "smmu_scalerc", "uart_isp_top",
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GATE_IP_ISP0, 17, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SCALERP, "scalerp", "uart_isp_top",
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GATE_IP_ISP0, 16, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SCALERC, "scalerc", "uart_isp_top",
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GATE_IP_ISP0, 15, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SPI1_ISP, "spi1_isp", "uart_isp_top",
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GATE_IP_ISP0, 13, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SPI0_ISP, "spi0_isp", "uart_isp_top",
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GATE_IP_ISP0, 12, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_SMMU_ISPCX, "smmu_ispcx", "uart_isp_top",
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GATE_IP_ISP0, 4, CLK_IGNORE_UNUSED, 0),
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GATE(CLK_ASYNCAXIM, "asyncaxim", "uart_isp_top",
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GATE_IP_ISP0, 0, CLK_IGNORE_UNUSED, 0),
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/* GATE_SCLK_ISP */
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GATE(CLK_SCLK_MPWM_ISP, "sclk_mpwm_isp", "div_mpwm",
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GATE_SCLK_ISP, 0, CLK_IGNORE_UNUSED, 0),
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};
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static struct samsung_cmu_info isp_cmu_info __initdata = {
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.div_clks = isp_div_clks,
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.nr_div_clks = ARRAY_SIZE(isp_div_clks),
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.gate_clks = isp_gate_clks,
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.nr_gate_clks = ARRAY_SIZE(isp_gate_clks),
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.nr_clk_ids = NR_CLKS_ISP,
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};
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static int __init exynos3250_cmu_isp_probe(struct platform_device *pdev)
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{
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struct device_node *np = pdev->dev.of_node;
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samsung_cmu_register_one(np, &isp_cmu_info);
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return 0;
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}
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static const struct of_device_id exynos3250_cmu_isp_of_match[] = {
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{ .compatible = "samsung,exynos3250-cmu-isp", },
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{ /* sentinel */ }
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};
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static struct platform_driver exynos3250_cmu_isp_driver = {
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.driver = {
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.name = "exynos3250-cmu-isp",
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.of_match_table = exynos3250_cmu_isp_of_match,
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},
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};
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static int __init exynos3250_cmu_platform_init(void)
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{
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return platform_driver_probe(&exynos3250_cmu_isp_driver,
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exynos3250_cmu_isp_probe);
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}
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subsys_initcall(exynos3250_cmu_platform_init);
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