diff options
author | Alim Akhtar <alim.akhtar@samsung.com> | 2022-01-24 17:16:37 +0300 |
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committer | Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> | 2022-01-26 12:24:28 +0300 |
commit | 75c50afaa0d9a3e8f96940451bed6d0ccc6a0a03 (patch) | |
tree | fc1bc53a033866b4f76833465b74397076729d9b /drivers | |
parent | ca0fdfd131c7d33984d8feeda23a99e883ffb0cb (diff) | |
download | linux-75c50afaa0d9a3e8f96940451bed6d0ccc6a0a03.tar.xz |
clk: samsung: fsd: Add cmu_mfc block clock information
Adds cmu_mfc clock related code, these clocks are
required for MFC IP.
Cc: linux-fsd@tesla.com
Signed-off-by: Smitha T Murthy <smitha.t@samsung.com>
Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Link: https://lore.kernel.org/r/20220124141644.71052-10-alim.akhtar@samsung.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/clk/samsung/clk-fsd.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/drivers/clk/samsung/clk-fsd.c b/drivers/clk/samsung/clk-fsd.c index f15b5b6b8eca..f9c4b4c5e0cb 100644 --- a/drivers/clk/samsung/clk-fsd.c +++ b/drivers/clk/samsung/clk-fsd.c @@ -1427,6 +1427,124 @@ static void __init fsd_clk_imem_init(struct device_node *np) CLK_OF_DECLARE(fsd_clk_imem, "tesla,fsd-clock-imem", fsd_clk_imem_init); +/* Register Offset definitions for CMU_MFC (0x12810000) */ +#define PLL_LOCKTIME_PLL_MFC 0x0 +#define PLL_CON0_PLL_MFC 0x100 +#define MUX_MFC_BUSD 0x1000 +#define MUX_MFC_BUSP 0x1008 +#define DIV_MFC_BUSD_DIV4 0x1800 +#define GAT_MFC_CMU_MFC_IPCLKPORT_PCLK 0x2000 +#define GAT_MFC_AS_P_MFC_IPCLKPORT_PCLKM 0x2004 +#define GAT_MFC_AS_P_MFC_IPCLKPORT_PCLKS 0x2008 +#define GAT_MFC_AXI2APB_MFC_IPCLKPORT_ACLK 0x200c +#define GAT_MFC_MFC_IPCLKPORT_ACLK 0x2010 +#define GAT_MFC_NS_BRDG_MFC_IPCLKPORT_CLK__PMFC__CLK_MFC_D 0x2018 +#define GAT_MFC_NS_BRDG_MFC_IPCLKPORT_CLK__PMFC__CLK_MFC_P 0x201c +#define GAT_MFC_PPMU_MFCD0_IPCLKPORT_ACLK 0x2028 +#define GAT_MFC_PPMU_MFCD0_IPCLKPORT_PCLK 0x202c +#define GAT_MFC_PPMU_MFCD1_IPCLKPORT_ACLK 0x2030 +#define GAT_MFC_PPMU_MFCD1_IPCLKPORT_PCLK 0x2034 +#define GAT_MFC_SYSREG_MFC_IPCLKPORT_PCLK 0x2038 +#define GAT_MFC_TBU_MFCD0_IPCLKPORT_CLK 0x203c +#define GAT_MFC_TBU_MFCD1_IPCLKPORT_CLK 0x2040 +#define GAT_MFC_BUSD_DIV4_GATE 0x2044 +#define GAT_MFC_BUSD_GATE 0x2048 + +static const unsigned long mfc_clk_regs[] __initconst = { + PLL_LOCKTIME_PLL_MFC, + PLL_CON0_PLL_MFC, + MUX_MFC_BUSD, + MUX_MFC_BUSP, + DIV_MFC_BUSD_DIV4, + GAT_MFC_CMU_MFC_IPCLKPORT_PCLK, + GAT_MFC_AS_P_MFC_IPCLKPORT_PCLKM, + GAT_MFC_AS_P_MFC_IPCLKPORT_PCLKS, + GAT_MFC_AXI2APB_MFC_IPCLKPORT_ACLK, + GAT_MFC_MFC_IPCLKPORT_ACLK, + GAT_MFC_NS_BRDG_MFC_IPCLKPORT_CLK__PMFC__CLK_MFC_D, + GAT_MFC_NS_BRDG_MFC_IPCLKPORT_CLK__PMFC__CLK_MFC_P, + GAT_MFC_PPMU_MFCD0_IPCLKPORT_ACLK, + GAT_MFC_PPMU_MFCD0_IPCLKPORT_PCLK, + GAT_MFC_PPMU_MFCD1_IPCLKPORT_ACLK, + GAT_MFC_PPMU_MFCD1_IPCLKPORT_PCLK, + GAT_MFC_SYSREG_MFC_IPCLKPORT_PCLK, + GAT_MFC_TBU_MFCD0_IPCLKPORT_CLK, + GAT_MFC_TBU_MFCD1_IPCLKPORT_CLK, + GAT_MFC_BUSD_DIV4_GATE, + GAT_MFC_BUSD_GATE, +}; + +static const struct samsung_pll_rate_table pll_mfc_rate_table[] __initconst = { + PLL_35XX_RATE(24 * MHZ, 666000000U, 111, 4, 0), +}; + +static const struct samsung_pll_clock mfc_pll_clks[] __initconst = { + PLL(pll_142xx, 0, "fout_pll_mfc", "fin_pll", + PLL_LOCKTIME_PLL_MFC, PLL_CON0_PLL_MFC, pll_mfc_rate_table), +}; + +PNAME(mout_mfc_pll_p) = { "fin_pll", "fout_pll_mfc" }; +PNAME(mout_mfc_busp_p) = { "fin_pll", "dout_mfc_busd_div4" }; +PNAME(mout_mfc_busd_p) = { "fin_pll", "mfc_busd_gate" }; + +static const struct samsung_mux_clock mfc_mux_clks[] __initconst = { + MUX(0, "mout_mfc_pll", mout_mfc_pll_p, PLL_CON0_PLL_MFC, 4, 1), + MUX(0, "mout_mfc_busp", mout_mfc_busp_p, MUX_MFC_BUSP, 0, 1), + MUX(0, "mout_mfc_busd", mout_mfc_busd_p, MUX_MFC_BUSD, 0, 1), +}; + +static const struct samsung_div_clock mfc_div_clks[] __initconst = { + DIV(0, "dout_mfc_busd_div4", "mfc_busd_div4_gate", DIV_MFC_BUSD_DIV4, 0, 4), +}; + +static const struct samsung_gate_clock mfc_gate_clks[] __initconst = { + GATE(0, "mfc_cmu_mfc_ipclkport_pclk", "mout_mfc_busp", + GAT_MFC_CMU_MFC_IPCLKPORT_PCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_as_p_mfc_ipclkport_pclkm", "mout_mfc_busd", + GAT_MFC_AS_P_MFC_IPCLKPORT_PCLKM, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_as_p_mfc_ipclkport_pclks", "mout_mfc_busp", + GAT_MFC_AS_P_MFC_IPCLKPORT_PCLKS, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_axi2apb_mfc_ipclkport_aclk", "mout_mfc_busp", + GAT_MFC_AXI2APB_MFC_IPCLKPORT_ACLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(MFC_MFC_IPCLKPORT_ACLK, "mfc_mfc_ipclkport_aclk", "mout_mfc_busd", + GAT_MFC_MFC_IPCLKPORT_ACLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_ns_brdg_mfc_ipclkport_clk__pmfc__clk_mfc_d", "mout_mfc_busd", + GAT_MFC_NS_BRDG_MFC_IPCLKPORT_CLK__PMFC__CLK_MFC_D, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_ns_brdg_mfc_ipclkport_clk__pmfc__clk_mfc_p", "mout_mfc_busp", + GAT_MFC_NS_BRDG_MFC_IPCLKPORT_CLK__PMFC__CLK_MFC_P, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_ppmu_mfcd0_ipclkport_aclk", "mout_mfc_busd", + GAT_MFC_PPMU_MFCD0_IPCLKPORT_ACLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_ppmu_mfcd0_ipclkport_pclk", "mout_mfc_busp", + GAT_MFC_PPMU_MFCD0_IPCLKPORT_PCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_ppmu_mfcd1_ipclkport_aclk", "mout_mfc_busd", + GAT_MFC_PPMU_MFCD1_IPCLKPORT_ACLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_ppmu_mfcd1_ipclkport_pclk", "mout_mfc_busp", + GAT_MFC_PPMU_MFCD1_IPCLKPORT_PCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_sysreg_mfc_ipclkport_pclk", "mout_mfc_busp", + GAT_MFC_SYSREG_MFC_IPCLKPORT_PCLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_tbu_mfcd0_ipclkport_clk", "mout_mfc_busd", + GAT_MFC_TBU_MFCD0_IPCLKPORT_CLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_tbu_mfcd1_ipclkport_clk", "mout_mfc_busd", + GAT_MFC_TBU_MFCD1_IPCLKPORT_CLK, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_busd_div4_gate", "mout_mfc_pll", + GAT_MFC_BUSD_DIV4_GATE, 21, CLK_IGNORE_UNUSED, 0), + GATE(0, "mfc_busd_gate", "mout_mfc_pll", GAT_MFC_BUSD_GATE, 21, CLK_IS_CRITICAL, 0), +}; + +static const struct samsung_cmu_info mfc_cmu_info __initconst = { + .pll_clks = mfc_pll_clks, + .nr_pll_clks = ARRAY_SIZE(mfc_pll_clks), + .mux_clks = mfc_mux_clks, + .nr_mux_clks = ARRAY_SIZE(mfc_mux_clks), + .div_clks = mfc_div_clks, + .nr_div_clks = ARRAY_SIZE(mfc_div_clks), + .gate_clks = mfc_gate_clks, + .nr_gate_clks = ARRAY_SIZE(mfc_gate_clks), + .nr_clk_ids = MFC_NR_CLK, + .clk_regs = mfc_clk_regs, + .nr_clk_regs = ARRAY_SIZE(mfc_clk_regs), +}; + /** * fsd_cmu_probe - Probe function for FSD platform clocks * @pdev: Pointer to platform device @@ -1456,6 +1574,9 @@ static const struct of_device_id fsd_cmu_of_match[] = { .compatible = "tesla,fsd-clock-fsys1", .data = &fsys1_cmu_info, }, { + .compatible = "tesla,fsd-clock-mfc", + .data = &mfc_cmu_info, + }, { }, }; |