diff options
Diffstat (limited to 'drivers/clk/samsung/clk-exynosautov920.c')
| -rw-r--r-- | drivers/clk/samsung/clk-exynosautov920.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/clk/samsung/clk-exynosautov920.c b/drivers/clk/samsung/clk-exynosautov920.c index da4afe8ac2ab..572b6ace14ac 100644 --- a/drivers/clk/samsung/clk-exynosautov920.c +++ b/drivers/clk/samsung/clk-exynosautov920.c @@ -26,6 +26,7 @@ #define CLKS_NR_MISC (CLK_DOUT_MISC_OSC_DIV2 + 1) #define CLKS_NR_HSI0 (CLK_DOUT_HSI0_PCIE_APB + 1) #define CLKS_NR_HSI1 (CLK_MOUT_HSI1_USBDRD + 1) +#define CLKS_NR_HSI2 (CLK_DOUT_HSI2_ETHERNET_PTP + 1) /* ---- CMU_TOP ------------------------------------------------------------ */ @@ -1752,6 +1753,74 @@ static const struct samsung_cmu_info hsi1_cmu_info __initconst = { .clk_name = "noc", }; +/* ---- CMU_HSI2 --------------------------------------------------------- */ + +/* Register Offset definitions for CMU_HSI2 (0x16b00000) */ +#define PLL_LOCKTIME_PLL_ETH 0x0 +#define PLL_CON3_PLL_ETH 0x10c +#define PLL_CON0_MUX_CLKCMU_HSI2_ETHERNET_USER 0x600 +#define PLL_CON0_MUX_CLKCMU_HSI2_NOC_UFS_USER 0x610 +#define PLL_CON0_MUX_CLKCMU_HSI2_UFS_EMBD_USER 0x630 +#define CLK_CON_MUX_MUX_CLK_HSI2_ETHERNET 0x1000 +#define CLK_CON_DIV_DIV_CLK_HSI2_ETHERNET 0x1800 +#define CLK_CON_DIV_DIV_CLK_HSI2_ETHERNET_PTP 0x1804 + +static const unsigned long hsi2_clk_regs[] __initconst = { + PLL_LOCKTIME_PLL_ETH, + PLL_CON3_PLL_ETH, + PLL_CON0_MUX_CLKCMU_HSI2_ETHERNET_USER, + PLL_CON0_MUX_CLKCMU_HSI2_NOC_UFS_USER, + PLL_CON0_MUX_CLKCMU_HSI2_UFS_EMBD_USER, + CLK_CON_MUX_MUX_CLK_HSI2_ETHERNET, + CLK_CON_DIV_DIV_CLK_HSI2_ETHERNET, + CLK_CON_DIV_DIV_CLK_HSI2_ETHERNET_PTP, +}; + +static const struct samsung_pll_clock hsi2_pll_clks[] __initconst = { + /* CMU_HSI2_PLL */ + PLL(pll_531x, FOUT_PLL_ETH, "fout_pll_eth", "oscclk", + PLL_LOCKTIME_PLL_ETH, PLL_CON3_PLL_ETH, NULL), +}; + +/* List of parent clocks for Muxes in CMU_HSI2 */ +PNAME(mout_clkcmu_hsi2_noc_ufs_user_p) = { "oscclk", "dout_clkcmu_hsi2_noc_ufs" }; +PNAME(mout_clkcmu_hsi2_ufs_embd_user_p) = { "oscclk", "dout_clkcmu_hsi2_ufs_embd" }; +PNAME(mout_hsi2_ethernet_p) = { "fout_pll_eth", "mout_clkcmu_hsi2_ethernet_user" }; +PNAME(mout_clkcmu_hsi2_ethernet_user_p) = { "oscclk", "dout_clkcmu_hsi2_ethernet" }; + +static const struct samsung_mux_clock hsi2_mux_clks[] __initconst = { + MUX(CLK_MOUT_HSI2_NOC_UFS_USER, "mout_clkcmu_hsi2_noc_ufs_user", + mout_clkcmu_hsi2_noc_ufs_user_p, PLL_CON0_MUX_CLKCMU_HSI2_NOC_UFS_USER, 4, 1), + MUX(CLK_MOUT_HSI2_UFS_EMBD_USER, "mout_clkcmu_hsi2_ufs_embd_user", + mout_clkcmu_hsi2_ufs_embd_user_p, PLL_CON0_MUX_CLKCMU_HSI2_UFS_EMBD_USER, 4, 1), + MUX(CLK_MOUT_HSI2_ETHERNET, "mout_hsi2_ethernet", + mout_hsi2_ethernet_p, CLK_CON_MUX_MUX_CLK_HSI2_ETHERNET, 0, 1), + MUX(CLK_MOUT_HSI2_ETHERNET_USER, "mout_clkcmu_hsi2_ethernet_user", + mout_clkcmu_hsi2_ethernet_user_p, PLL_CON0_MUX_CLKCMU_HSI2_ETHERNET_USER, 4, 1), +}; + +static const struct samsung_div_clock hsi2_div_clks[] __initconst = { + DIV(CLK_DOUT_HSI2_ETHERNET, "dout_hsi2_ethernet", + "mout_hsi2_ethernet", CLK_CON_DIV_DIV_CLK_HSI2_ETHERNET, + 0, 4), + DIV(CLK_DOUT_HSI2_ETHERNET_PTP, "dout_hsi2_ethernet_ptp", + "mout_hsi2_ethernet", CLK_CON_DIV_DIV_CLK_HSI2_ETHERNET_PTP, + 0, 4), +}; + +static const struct samsung_cmu_info hsi2_cmu_info __initconst = { + .pll_clks = hsi2_pll_clks, + .nr_pll_clks = ARRAY_SIZE(hsi2_pll_clks), + .mux_clks = hsi2_mux_clks, + .nr_mux_clks = ARRAY_SIZE(hsi2_mux_clks), + .div_clks = hsi2_div_clks, + .nr_div_clks = ARRAY_SIZE(hsi2_div_clks), + .nr_clk_ids = CLKS_NR_HSI2, + .clk_regs = hsi2_clk_regs, + .nr_clk_regs = ARRAY_SIZE(hsi2_clk_regs), + .clk_name = "noc", +}; + static int __init exynosautov920_cmu_probe(struct platform_device *pdev) { const struct samsung_cmu_info *info; @@ -1779,6 +1848,9 @@ static const struct of_device_id exynosautov920_cmu_of_match[] = { }, { .compatible = "samsung,exynosautov920-cmu-hsi1", .data = &hsi1_cmu_info, + }, { + .compatible = "samsung,exynosautov920-cmu-hsi2", + .data = &hsi2_cmu_info, }, { } }; |