diff options
Diffstat (limited to 'drivers/clk/samsung')
| -rw-r--r-- | drivers/clk/samsung/clk-cpu.c | 2 | ||||
| -rw-r--r-- | drivers/clk/samsung/clk-exynos850.c | 2 | ||||
| -rw-r--r-- | drivers/clk/samsung/clk-exynosautov920.c | 72 | ||||
| -rw-r--r-- | drivers/clk/samsung/clk-gs101.c | 4 | ||||
| -rw-r--r-- | drivers/clk/samsung/clk-pll.c | 2 |
5 files changed, 77 insertions, 5 deletions
diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c index 97982662e1a6..4e1ebd8a30b1 100644 --- a/drivers/clk/samsung/clk-cpu.c +++ b/drivers/clk/samsung/clk-cpu.c @@ -243,7 +243,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata, if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) { /* * In Exynos4210, ATB clock parent is also mout_core. So - * ATB clock also needs to be mantained at safe speed. + * ATB clock also needs to be maintained at safe speed. */ alt_div |= E4210_DIV0_ATB_MASK; alt_div_mask |= E4210_DIV0_ATB_MASK; diff --git a/drivers/clk/samsung/clk-exynos850.c b/drivers/clk/samsung/clk-exynos850.c index cf7e08cca78e..56f27697c76b 100644 --- a/drivers/clk/samsung/clk-exynos850.c +++ b/drivers/clk/samsung/clk-exynos850.c @@ -1360,7 +1360,7 @@ static const unsigned long cpucl1_clk_regs[] __initconst = { CLK_CON_GAT_GATE_CLK_CPUCL1_CPU, }; -/* List of parent clocks for Muxes in CMU_CPUCL0 */ +/* List of parent clocks for Muxes in CMU_CPUCL1 */ PNAME(mout_pll_cpucl1_p) = { "oscclk", "fout_cpucl1_pll" }; PNAME(mout_cpucl1_switch_user_p) = { "oscclk", "dout_cpucl1_switch" }; PNAME(mout_cpucl1_dbg_user_p) = { "oscclk", "dout_cpucl1_dbg" }; 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, }, { } }; diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c index f9c3d68d449c..70b26db9b95a 100644 --- a/drivers/clk/samsung/clk-gs101.c +++ b/drivers/clk/samsung/clk-gs101.c @@ -1154,7 +1154,7 @@ static const struct samsung_div_clock cmu_top_div_clks[] __initconst = { CLK_CON_DIV_CLKCMU_G2D_MSCL, 0, 4), DIV(CLK_DOUT_CMU_G3AA_G3AA, "dout_cmu_g3aa_g3aa", "gout_cmu_g3aa_g3aa", CLK_CON_DIV_CLKCMU_G3AA_G3AA, 0, 4), - DIV(CLK_DOUT_CMU_G3D_SWITCH, "dout_cmu_g3d_busd", "gout_cmu_g3d_busd", + DIV(CLK_DOUT_CMU_G3D_BUSD, "dout_cmu_g3d_busd", "gout_cmu_g3d_busd", CLK_CON_DIV_CLKCMU_G3D_BUSD, 0, 4), DIV(CLK_DOUT_CMU_G3D_GLB, "dout_cmu_g3d_glb", "gout_cmu_g3d_glb", CLK_CON_DIV_CLKCMU_G3D_GLB, 0, 4), @@ -2129,7 +2129,7 @@ PNAME(mout_hsi0_usbdpdbg_user_p) = { "oscclk", "dout_cmu_hsi0_usbdpdbg" }; PNAME(mout_hsi0_bus_p) = { "mout_hsi0_bus_user", "mout_hsi0_alt_user" }; -PNAME(mout_hsi0_usb20_ref_p) = { "fout_usb_pll", +PNAME(mout_hsi0_usb20_ref_p) = { "mout_pll_usb", "mout_hsi0_tcxo_user" }; PNAME(mout_hsi0_usb31drd_p) = { "fout_usb_pll", "mout_hsi0_usb31drd_user", diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c index fe8abe442c51..e4faf02b631e 100644 --- a/drivers/clk/samsung/clk-pll.c +++ b/drivers/clk/samsung/clk-pll.c @@ -56,7 +56,7 @@ static long samsung_pll_round_rate(struct clk_hw *hw, const struct samsung_pll_rate_table *rate_table = pll->rate_table; int i; - /* Assumming rate_table is in descending order */ + /* Assuming rate_table is in descending order */ for (i = 0; i < pll->rate_count; i++) { if (drate >= rate_table[i].rate) return rate_table[i].rate; |