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Message-ID: <e08615e4-d08a-6c1c-88f2-739509ab5deb@gmail.com>
Date: Thu, 18 Aug 2022 04:12:39 +0900
From: Chanwoo Choi <cwchoi00@...il.com>
To: Sam Protsenko <semen.protsenko@...aro.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Sylwester Nawrocki <s.nawrocki@...sung.com>,
Chanwoo Choi <cw00.choi@...sung.com>
Cc: Alim Akhtar <alim.akhtar@...sung.com>,
Chanho Park <chanho61.park@...sung.com>,
David Virag <virag.david003@...il.com>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Sumit Semwal <sumit.semwal@...aro.org>,
Tomasz Figa <tomasz.figa@...il.com>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH v2 5/9] clk: samsung: exynos850: Implement CMU_AUD domain
On 22. 8. 9. 20:33, Sam Protsenko wrote:
> CMU_AUD clock domain provides clocks for ABOX IP-core (audio subsystem).
> According to Exynos850 TRM, CMU_AUD generates Cortex-A32 clock, bus
> clock and audio clocks for BLK_AUD.
>
> This patch adds next clocks:
> - bus clocks in CMU_TOP needed for CMU_AUD
> - all internal CMU_AUD clocks
> - leaf clocks for Cortex-A32, Speedy FM, UAIF0..UAIF6 (Unified Audio
> Interface), CNT (counter), ABOX IP-core, ASB (Asynchronous Bridge),
> DAP (Debug Access Port), I2S Codec MCLK, D_TZPC (TrustZone
> Protection Controller), GPIO, PPMU (Platform Performance Monitoring
> Unit), SysMMU, SysReg and WDT
>
> ABOX clock was marked as CLK_IGNORE_UNUSED, as system hangs on boot
> otherwise. Once ABOX driver is implemented, maybe it can be handled
> there instead.
>
> Signed-off-by: Sam Protsenko <semen.protsenko@...aro.org>
> ---
> Changes in v2:
> - (none)
>
> drivers/clk/samsung/clk-exynos850.c | 302 ++++++++++++++++++++++++++++
> 1 file changed, 302 insertions(+)
>
> diff --git a/drivers/clk/samsung/clk-exynos850.c b/drivers/clk/samsung/clk-exynos850.c
> index ef32546d3090..c91984f3f14f 100644
> --- a/drivers/clk/samsung/clk-exynos850.c
> +++ b/drivers/clk/samsung/clk-exynos850.c
> @@ -30,6 +30,7 @@
> #define PLL_CON0_PLL_SHARED1 0x0180
> #define PLL_CON3_PLL_SHARED1 0x018c
> #define CLK_CON_MUX_MUX_CLKCMU_APM_BUS 0x1000
> +#define CLK_CON_MUX_MUX_CLKCMU_AUD 0x1004
> #define CLK_CON_MUX_MUX_CLKCMU_CORE_BUS 0x1014
> #define CLK_CON_MUX_MUX_CLKCMU_CORE_CCI 0x1018
> #define CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD 0x101c
> @@ -42,6 +43,7 @@
> #define CLK_CON_MUX_MUX_CLKCMU_PERI_IP 0x1074
> #define CLK_CON_MUX_MUX_CLKCMU_PERI_UART 0x1078
> #define CLK_CON_DIV_CLKCMU_APM_BUS 0x180c
> +#define CLK_CON_DIV_CLKCMU_AUD 0x1810
> #define CLK_CON_DIV_CLKCMU_CORE_BUS 0x1820
> #define CLK_CON_DIV_CLKCMU_CORE_CCI 0x1824
> #define CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD 0x1828
> @@ -60,6 +62,7 @@
> #define CLK_CON_DIV_PLL_SHARED1_DIV3 0x189c
> #define CLK_CON_DIV_PLL_SHARED1_DIV4 0x18a0
> #define CLK_CON_GAT_GATE_CLKCMU_APM_BUS 0x2008
> +#define CLK_CON_GAT_GATE_CLKCMU_AUD 0x200c
> #define CLK_CON_GAT_GATE_CLKCMU_CORE_BUS 0x201c
> #define CLK_CON_GAT_GATE_CLKCMU_CORE_CCI 0x2020
> #define CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD 0x2024
> @@ -83,6 +86,7 @@ static const unsigned long top_clk_regs[] __initconst = {
> PLL_CON0_PLL_SHARED1,
> PLL_CON3_PLL_SHARED1,
> CLK_CON_MUX_MUX_CLKCMU_APM_BUS,
> + CLK_CON_MUX_MUX_CLKCMU_AUD,
> CLK_CON_MUX_MUX_CLKCMU_CORE_BUS,
> CLK_CON_MUX_MUX_CLKCMU_CORE_CCI,
> CLK_CON_MUX_MUX_CLKCMU_CORE_MMC_EMBD,
> @@ -95,6 +99,7 @@ static const unsigned long top_clk_regs[] __initconst = {
> CLK_CON_MUX_MUX_CLKCMU_PERI_IP,
> CLK_CON_MUX_MUX_CLKCMU_PERI_UART,
> CLK_CON_DIV_CLKCMU_APM_BUS,
> + CLK_CON_DIV_CLKCMU_AUD,
> CLK_CON_DIV_CLKCMU_CORE_BUS,
> CLK_CON_DIV_CLKCMU_CORE_CCI,
> CLK_CON_DIV_CLKCMU_CORE_MMC_EMBD,
> @@ -113,6 +118,7 @@ static const unsigned long top_clk_regs[] __initconst = {
> CLK_CON_DIV_PLL_SHARED1_DIV3,
> CLK_CON_DIV_PLL_SHARED1_DIV4,
> CLK_CON_GAT_GATE_CLKCMU_APM_BUS,
> + CLK_CON_GAT_GATE_CLKCMU_AUD,
> CLK_CON_GAT_GATE_CLKCMU_CORE_BUS,
> CLK_CON_GAT_GATE_CLKCMU_CORE_CCI,
> CLK_CON_GAT_GATE_CLKCMU_CORE_MMC_EMBD,
> @@ -148,6 +154,9 @@ PNAME(mout_shared1_pll_p) = { "oscclk", "fout_shared1_pll" };
> PNAME(mout_mmc_pll_p) = { "oscclk", "fout_mmc_pll" };
> /* List of parent clocks for Muxes in CMU_TOP: for CMU_APM */
> PNAME(mout_clkcmu_apm_bus_p) = { "dout_shared0_div4", "pll_shared1_div4" };
> +/* List of parent clocks for Muxes in CMU_TOP: for CMU_AUD */
> +PNAME(mout_aud_p) = { "fout_shared1_pll", "dout_shared0_div2",
> + "dout_shared1_div2", "dout_shared0_div3" };
> /* List of parent clocks for Muxes in CMU_TOP: for CMU_CORE */
> PNAME(mout_core_bus_p) = { "dout_shared1_div2", "dout_shared0_div3",
> "dout_shared1_div3", "dout_shared0_div4" };
> @@ -190,6 +199,10 @@ static const struct samsung_mux_clock top_mux_clks[] __initconst = {
> MUX(CLK_MOUT_CLKCMU_APM_BUS, "mout_clkcmu_apm_bus",
> mout_clkcmu_apm_bus_p, CLK_CON_MUX_MUX_CLKCMU_APM_BUS, 0, 1),
>
> + /* AUD */
> + MUX(CLK_MOUT_AUD, "mout_aud", mout_aud_p,
> + CLK_CON_MUX_MUX_CLKCMU_AUD, 0, 2),
> +
> /* CORE */
> MUX(CLK_MOUT_CORE_BUS, "mout_core_bus", mout_core_bus_p,
> CLK_CON_MUX_MUX_CLKCMU_CORE_BUS, 0, 2),
> @@ -240,6 +253,10 @@ static const struct samsung_div_clock top_div_clks[] __initconst = {
> DIV(CLK_DOUT_CLKCMU_APM_BUS, "dout_clkcmu_apm_bus",
> "gout_clkcmu_apm_bus", CLK_CON_DIV_CLKCMU_APM_BUS, 0, 3),
>
> + /* AUD */
> + DIV(CLK_DOUT_AUD, "dout_aud", "gout_aud",
> + CLK_CON_DIV_CLKCMU_AUD, 0, 4),
> +
> /* CORE */
> DIV(CLK_DOUT_CORE_BUS, "dout_core_bus", "gout_core_bus",
> CLK_CON_DIV_CLKCMU_CORE_BUS, 0, 4),
> @@ -286,6 +303,10 @@ static const struct samsung_gate_clock top_gate_clks[] __initconst = {
> GATE(CLK_GOUT_CLKCMU_APM_BUS, "gout_clkcmu_apm_bus",
> "mout_clkcmu_apm_bus", CLK_CON_GAT_GATE_CLKCMU_APM_BUS, 21, 0, 0),
>
> + /* AUD */
> + GATE(CLK_GOUT_AUD, "gout_aud", "mout_aud",
> + CLK_CON_GAT_GATE_CLKCMU_AUD, 21, 0, 0),
> +
> /* DPU */
> GATE(CLK_GOUT_DPU, "gout_dpu", "mout_dpu",
> CLK_CON_GAT_GATE_CLKCMU_DPU, 21, 0, 0),
> @@ -462,6 +483,284 @@ static const struct samsung_cmu_info apm_cmu_info __initconst = {
> .clk_name = "dout_clkcmu_apm_bus",
> };
>
> +/* ---- CMU_AUD ------------------------------------------------------------- */
> +
> +#define PLL_LOCKTIME_PLL_AUD 0x0000
> +#define PLL_CON0_PLL_AUD 0x0100
> +#define PLL_CON3_PLL_AUD 0x010c
> +#define PLL_CON0_MUX_CLKCMU_AUD_CPU_USER 0x0600
> +#define PLL_CON0_MUX_TICK_USB_USER 0x0610
> +#define CLK_CON_MUX_MUX_CLK_AUD_CPU 0x1000
> +#define CLK_CON_MUX_MUX_CLK_AUD_CPU_HCH 0x1004
> +#define CLK_CON_MUX_MUX_CLK_AUD_FM 0x1008
> +#define CLK_CON_MUX_MUX_CLK_AUD_UAIF0 0x100c
> +#define CLK_CON_MUX_MUX_CLK_AUD_UAIF1 0x1010
> +#define CLK_CON_MUX_MUX_CLK_AUD_UAIF2 0x1014
> +#define CLK_CON_MUX_MUX_CLK_AUD_UAIF3 0x1018
> +#define CLK_CON_MUX_MUX_CLK_AUD_UAIF4 0x101c
> +#define CLK_CON_MUX_MUX_CLK_AUD_UAIF5 0x1020
> +#define CLK_CON_MUX_MUX_CLK_AUD_UAIF6 0x1024
> +#define CLK_CON_DIV_DIV_CLK_AUD_MCLK 0x1800
> +#define CLK_CON_DIV_DIV_CLK_AUD_AUDIF 0x1804
> +#define CLK_CON_DIV_DIV_CLK_AUD_BUSD 0x1808
> +#define CLK_CON_DIV_DIV_CLK_AUD_BUSP 0x180c
> +#define CLK_CON_DIV_DIV_CLK_AUD_CNT 0x1810
> +#define CLK_CON_DIV_DIV_CLK_AUD_CPU 0x1814
> +#define CLK_CON_DIV_DIV_CLK_AUD_CPU_ACLK 0x1818
> +#define CLK_CON_DIV_DIV_CLK_AUD_CPU_PCLKDBG 0x181c
> +#define CLK_CON_DIV_DIV_CLK_AUD_FM 0x1820
> +#define CLK_CON_DIV_DIV_CLK_AUD_FM_SPDY 0x1824
> +#define CLK_CON_DIV_DIV_CLK_AUD_UAIF0 0x1828
> +#define CLK_CON_DIV_DIV_CLK_AUD_UAIF1 0x182c
> +#define CLK_CON_DIV_DIV_CLK_AUD_UAIF2 0x1830
> +#define CLK_CON_DIV_DIV_CLK_AUD_UAIF3 0x1834
> +#define CLK_CON_DIV_DIV_CLK_AUD_UAIF4 0x1838
> +#define CLK_CON_DIV_DIV_CLK_AUD_UAIF5 0x183c
> +#define CLK_CON_DIV_DIV_CLK_AUD_UAIF6 0x1840
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_CNT 0x2000
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF0 0x2004
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF1 0x2008
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF2 0x200c
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF3 0x2010
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF4 0x2014
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF5 0x2018
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF6 0x201c
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_ACLK 0x2048
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_SPDY 0x204c
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_ASB 0x2050
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_CA32 0x2054
> +#define CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_DAP 0x2058
> +#define CLK_CON_GAT_GOUT_AUD_CODEC_MCLK 0x206c
> +#define CLK_CON_GAT_GOUT_AUD_TZPC_PCLK 0x2070
> +#define CLK_CON_GAT_GOUT_AUD_GPIO_PCLK 0x2074
> +#define CLK_CON_GAT_GOUT_AUD_PPMU_ACLK 0x2088
> +#define CLK_CON_GAT_GOUT_AUD_PPMU_PCLK 0x208c
> +#define CLK_CON_GAT_GOUT_AUD_SYSMMU_CLK_S1 0x20b4
> +#define CLK_CON_GAT_GOUT_AUD_SYSREG_PCLK 0x20b8
> +#define CLK_CON_GAT_GOUT_AUD_WDT_PCLK 0x20bc
> +
> +static const unsigned long aud_clk_regs[] __initconst = {
> + PLL_LOCKTIME_PLL_AUD,
> + PLL_CON0_PLL_AUD,
> + PLL_CON3_PLL_AUD,
> + PLL_CON0_MUX_CLKCMU_AUD_CPU_USER,
> + PLL_CON0_MUX_TICK_USB_USER,
> + CLK_CON_MUX_MUX_CLK_AUD_CPU,
> + CLK_CON_MUX_MUX_CLK_AUD_CPU_HCH,
> + CLK_CON_MUX_MUX_CLK_AUD_FM,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF0,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF1,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF2,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF3,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF4,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF5,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF6,
> + CLK_CON_DIV_DIV_CLK_AUD_MCLK,
> + CLK_CON_DIV_DIV_CLK_AUD_AUDIF,
> + CLK_CON_DIV_DIV_CLK_AUD_BUSD,
> + CLK_CON_DIV_DIV_CLK_AUD_BUSP,
> + CLK_CON_DIV_DIV_CLK_AUD_CNT,
> + CLK_CON_DIV_DIV_CLK_AUD_CPU,
> + CLK_CON_DIV_DIV_CLK_AUD_CPU_ACLK,
> + CLK_CON_DIV_DIV_CLK_AUD_CPU_PCLKDBG,
> + CLK_CON_DIV_DIV_CLK_AUD_FM,
> + CLK_CON_DIV_DIV_CLK_AUD_FM_SPDY,
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF0,
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF1,
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF2,
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF3,
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF4,
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF5,
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF6,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_CNT,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF0,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF1,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF2,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF3,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF4,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF5,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF6,
> + CLK_CON_GAT_GOUT_AUD_ABOX_ACLK,
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_SPDY,
> + CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_ASB,
> + CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_CA32,
> + CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_DAP,
> + CLK_CON_GAT_GOUT_AUD_CODEC_MCLK,
> + CLK_CON_GAT_GOUT_AUD_TZPC_PCLK,
> + CLK_CON_GAT_GOUT_AUD_GPIO_PCLK,
> + CLK_CON_GAT_GOUT_AUD_PPMU_ACLK,
> + CLK_CON_GAT_GOUT_AUD_PPMU_PCLK,
> + CLK_CON_GAT_GOUT_AUD_SYSMMU_CLK_S1,
> + CLK_CON_GAT_GOUT_AUD_SYSREG_PCLK,
> + CLK_CON_GAT_GOUT_AUD_WDT_PCLK,
> +};
> +
> +/* List of parent clocks for Muxes in CMU_AUD */
> +PNAME(mout_aud_pll_p) = { "oscclk", "fout_aud_pll" };
> +PNAME(mout_aud_cpu_user_p) = { "oscclk", "dout_aud" };
> +PNAME(mout_aud_cpu_p) = { "dout_aud_cpu", "mout_aud_cpu_user" };
> +PNAME(mout_aud_cpu_hch_p) = { "mout_aud_cpu", "oscclk" };
> +PNAME(mout_aud_uaif0_p) = { "dout_aud_uaif0", "ioclk_audiocdclk0" };
> +PNAME(mout_aud_uaif1_p) = { "dout_aud_uaif1", "ioclk_audiocdclk1" };
> +PNAME(mout_aud_uaif2_p) = { "dout_aud_uaif2", "ioclk_audiocdclk2" };
> +PNAME(mout_aud_uaif3_p) = { "dout_aud_uaif3", "ioclk_audiocdclk3" };
> +PNAME(mout_aud_uaif4_p) = { "dout_aud_uaif4", "ioclk_audiocdclk4" };
> +PNAME(mout_aud_uaif5_p) = { "dout_aud_uaif5", "ioclk_audiocdclk5" };
> +PNAME(mout_aud_uaif6_p) = { "dout_aud_uaif6", "ioclk_audiocdclk6" };
> +PNAME(mout_aud_tick_usb_user_p) = { "oscclk", "tick_usb" };
> +PNAME(mout_aud_fm_p) = { "oscclk", "dout_aud_fm_spdy" };
> +
> +/*
> + * Do not provide PLL table to PLL_AUD, as MANUAL_PLL_CTRL bit is not set
> + * for that PLL by default, so set_rate operation would fail.
> + */
> +static const struct samsung_pll_clock aud_pll_clks[] __initconst = {
> + PLL(pll_0831x, CLK_FOUT_AUD_PLL, "fout_aud_pll", "oscclk",
> + PLL_LOCKTIME_PLL_AUD, PLL_CON3_PLL_AUD, NULL),
> +};
> +
> +static const struct samsung_fixed_rate_clock aud_fixed_clks[] __initconst = {
> + FRATE(IOCLK_AUDIOCDCLK0, "ioclk_audiocdclk0", NULL, 0, 25000000),
> + FRATE(IOCLK_AUDIOCDCLK1, "ioclk_audiocdclk1", NULL, 0, 25000000),
> + FRATE(IOCLK_AUDIOCDCLK2, "ioclk_audiocdclk2", NULL, 0, 25000000),
> + FRATE(IOCLK_AUDIOCDCLK3, "ioclk_audiocdclk3", NULL, 0, 25000000),
> + FRATE(IOCLK_AUDIOCDCLK4, "ioclk_audiocdclk4", NULL, 0, 25000000),
> + FRATE(IOCLK_AUDIOCDCLK5, "ioclk_audiocdclk5", NULL, 0, 25000000),
> + FRATE(IOCLK_AUDIOCDCLK6, "ioclk_audiocdclk6", NULL, 0, 25000000),
> + FRATE(TICK_USB, "tick_usb", NULL, 0, 60000000),
> +};
> +
> +static const struct samsung_mux_clock aud_mux_clks[] __initconst = {
> + MUX(CLK_MOUT_AUD_PLL, "mout_aud_pll", mout_aud_pll_p,
> + PLL_CON0_PLL_AUD, 4, 1),
> + MUX(CLK_MOUT_AUD_CPU_USER, "mout_aud_cpu_user", mout_aud_cpu_user_p,
> + PLL_CON0_MUX_CLKCMU_AUD_CPU_USER, 4, 1),
> + MUX(CLK_MOUT_AUD_TICK_USB_USER, "mout_aud_tick_usb_user",
> + mout_aud_tick_usb_user_p,
> + PLL_CON0_MUX_TICK_USB_USER, 4, 1),
> + MUX(CLK_MOUT_AUD_CPU, "mout_aud_cpu", mout_aud_cpu_p,
> + CLK_CON_MUX_MUX_CLK_AUD_CPU, 0, 1),
> + MUX(CLK_MOUT_AUD_CPU_HCH, "mout_aud_cpu_hch", mout_aud_cpu_hch_p,
> + CLK_CON_MUX_MUX_CLK_AUD_CPU_HCH, 0, 1),
> + MUX(CLK_MOUT_AUD_UAIF0, "mout_aud_uaif0", mout_aud_uaif0_p,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF0, 0, 1),
> + MUX(CLK_MOUT_AUD_UAIF1, "mout_aud_uaif1", mout_aud_uaif1_p,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF1, 0, 1),
> + MUX(CLK_MOUT_AUD_UAIF2, "mout_aud_uaif2", mout_aud_uaif2_p,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF2, 0, 1),
> + MUX(CLK_MOUT_AUD_UAIF3, "mout_aud_uaif3", mout_aud_uaif3_p,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF3, 0, 1),
> + MUX(CLK_MOUT_AUD_UAIF4, "mout_aud_uaif4", mout_aud_uaif4_p,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF4, 0, 1),
> + MUX(CLK_MOUT_AUD_UAIF5, "mout_aud_uaif5", mout_aud_uaif5_p,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF5, 0, 1),
> + MUX(CLK_MOUT_AUD_UAIF6, "mout_aud_uaif6", mout_aud_uaif6_p,
> + CLK_CON_MUX_MUX_CLK_AUD_UAIF6, 0, 1),
> + MUX(CLK_MOUT_AUD_FM, "mout_aud_fm", mout_aud_fm_p,
> + CLK_CON_MUX_MUX_CLK_AUD_FM, 0, 1),
> +};
> +
> +static const struct samsung_div_clock aud_div_clks[] __initconst = {
> + DIV(CLK_DOUT_AUD_CPU, "dout_aud_cpu", "mout_aud_pll",
> + CLK_CON_DIV_DIV_CLK_AUD_CPU, 0, 4),
> + DIV(CLK_DOUT_AUD_BUSD, "dout_aud_busd", "mout_aud_pll",
> + CLK_CON_DIV_DIV_CLK_AUD_BUSD, 0, 4),
> + DIV(CLK_DOUT_AUD_BUSP, "dout_aud_busp", "mout_aud_pll",
> + CLK_CON_DIV_DIV_CLK_AUD_BUSP, 0, 4),
> + DIV(CLK_DOUT_AUD_AUDIF, "dout_aud_audif", "mout_aud_pll",
> + CLK_CON_DIV_DIV_CLK_AUD_AUDIF, 0, 9),
> + DIV(CLK_DOUT_AUD_CPU_ACLK, "dout_aud_cpu_aclk", "mout_aud_cpu_hch",
> + CLK_CON_DIV_DIV_CLK_AUD_CPU_ACLK, 0, 3),
> + DIV(CLK_DOUT_AUD_CPU_PCLKDBG, "dout_aud_cpu_pclkdbg",
> + "mout_aud_cpu_hch",
> + CLK_CON_DIV_DIV_CLK_AUD_CPU_PCLKDBG, 0, 3),
> + DIV(CLK_DOUT_AUD_MCLK, "dout_aud_mclk", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_MCLK, 0, 2),
> + DIV(CLK_DOUT_AUD_CNT, "dout_aud_cnt", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_CNT, 0, 10),
> + DIV(CLK_DOUT_AUD_UAIF0, "dout_aud_uaif0", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF0, 0, 10),
> + DIV(CLK_DOUT_AUD_UAIF1, "dout_aud_uaif1", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF1, 0, 10),
> + DIV(CLK_DOUT_AUD_UAIF2, "dout_aud_uaif2", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF2, 0, 10),
> + DIV(CLK_DOUT_AUD_UAIF3, "dout_aud_uaif3", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF3, 0, 10),
> + DIV(CLK_DOUT_AUD_UAIF4, "dout_aud_uaif4", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF4, 0, 10),
> + DIV(CLK_DOUT_AUD_UAIF5, "dout_aud_uaif5", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF5, 0, 10),
> + DIV(CLK_DOUT_AUD_UAIF6, "dout_aud_uaif6", "dout_aud_audif",
> + CLK_CON_DIV_DIV_CLK_AUD_UAIF6, 0, 10),
> + DIV(CLK_DOUT_AUD_FM_SPDY, "dout_aud_fm_spdy", "mout_aud_tick_usb_user",
> + CLK_CON_DIV_DIV_CLK_AUD_FM_SPDY, 0, 1),
> + DIV(CLK_DOUT_AUD_FM, "dout_aud_fm", "mout_aud_fm",
> + CLK_CON_DIV_DIV_CLK_AUD_FM, 0, 10),
> +};
> +
> +static const struct samsung_gate_clock aud_gate_clks[] __initconst = {
> + GATE(CLK_GOUT_AUD_CA32_CCLK, "gout_aud_ca32_cclk", "mout_aud_cpu_hch",
> + CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_CA32, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_ASB_CCLK, "gout_aud_asb_cclk", "dout_aud_cpu_aclk",
> + CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_ASB, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_DAP_CCLK, "gout_aud_dap_cclk", "dout_aud_cpu_pclkdbg",
> + CLK_CON_GAT_GOUT_AUD_ABOX_CCLK_DAP, 21, 0, 0),
> + /* TODO: Should be enabled in ABOX driver (or made CLK_IS_CRITICAL) */
> + GATE(CLK_GOUT_AUD_ABOX_ACLK, "gout_aud_abox_aclk", "dout_aud_busd",
> + CLK_CON_GAT_GOUT_AUD_ABOX_ACLK, 21, CLK_IGNORE_UNUSED, 0),
> + GATE(CLK_GOUT_AUD_GPIO_PCLK, "gout_aud_gpio_pclk", "dout_aud_busd",
> + CLK_CON_GAT_GOUT_AUD_GPIO_PCLK, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_PPMU_ACLK, "gout_aud_ppmu_aclk", "dout_aud_busd",
> + CLK_CON_GAT_GOUT_AUD_PPMU_ACLK, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_PPMU_PCLK, "gout_aud_ppmu_pclk", "dout_aud_busd",
> + CLK_CON_GAT_GOUT_AUD_PPMU_PCLK, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_SYSMMU_CLK, "gout_aud_sysmmu_clk", "dout_aud_busd",
> + CLK_CON_GAT_GOUT_AUD_SYSMMU_CLK_S1, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_SYSREG_PCLK, "gout_aud_sysreg_pclk", "dout_aud_busd",
> + CLK_CON_GAT_GOUT_AUD_SYSREG_PCLK, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_WDT_PCLK, "gout_aud_wdt_pclk", "dout_aud_busd",
> + CLK_CON_GAT_GOUT_AUD_WDT_PCLK, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_TZPC_PCLK, "gout_aud_tzpc_pclk", "dout_aud_busp",
> + CLK_CON_GAT_GOUT_AUD_TZPC_PCLK, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_CODEC_MCLK, "gout_aud_codec_mclk", "dout_aud_mclk",
> + CLK_CON_GAT_GOUT_AUD_CODEC_MCLK, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_CNT_BCLK, "gout_aud_cnt_bclk", "dout_aud_cnt",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_CNT, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_UAIF0_BCLK, "gout_aud_uaif0_bclk", "mout_aud_uaif0",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF0, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_UAIF1_BCLK, "gout_aud_uaif1_bclk", "mout_aud_uaif1",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF1, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_UAIF2_BCLK, "gout_aud_uaif2_bclk", "mout_aud_uaif2",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF2, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_UAIF3_BCLK, "gout_aud_uaif3_bclk", "mout_aud_uaif3",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF3, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_UAIF4_BCLK, "gout_aud_uaif4_bclk", "mout_aud_uaif4",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF4, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_UAIF5_BCLK, "gout_aud_uaif5_bclk", "mout_aud_uaif5",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF5, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_UAIF6_BCLK, "gout_aud_uaif6_bclk", "mout_aud_uaif6",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_UAIF6, 21, 0, 0),
> + GATE(CLK_GOUT_AUD_SPDY_BCLK, "gout_aud_spdy_bclk", "dout_aud_fm",
> + CLK_CON_GAT_GOUT_AUD_ABOX_BCLK_SPDY, 21, 0, 0),
> +};
> +
> +static const struct samsung_cmu_info aud_cmu_info __initconst = {
> + .pll_clks = aud_pll_clks,
> + .nr_pll_clks = ARRAY_SIZE(aud_pll_clks),
> + .mux_clks = aud_mux_clks,
> + .nr_mux_clks = ARRAY_SIZE(aud_mux_clks),
> + .div_clks = aud_div_clks,
> + .nr_div_clks = ARRAY_SIZE(aud_div_clks),
> + .gate_clks = aud_gate_clks,
> + .nr_gate_clks = ARRAY_SIZE(aud_gate_clks),
> + .fixed_clks = aud_fixed_clks,
> + .nr_fixed_clks = ARRAY_SIZE(aud_fixed_clks),
> + .nr_clk_ids = AUD_NR_CLK,
> + .clk_regs = aud_clk_regs,
> + .nr_clk_regs = ARRAY_SIZE(aud_clk_regs),
> + .clk_name = "dout_aud",
> +};
> +
> /* ---- CMU_CMGP ------------------------------------------------------------ */
>
> /* Register Offset definitions for CMU_CMGP (0x11c00000) */
> @@ -1026,6 +1325,9 @@ static const struct of_device_id exynos850_cmu_of_match[] = {
> {
> .compatible = "samsung,exynos850-cmu-apm",
> .data = &apm_cmu_info,
> + }, {
> + .compatible = "samsung,exynos850-cmu-aud",
> + .data = &aud_cmu_info,
> }, {
> .compatible = "samsung,exynos850-cmu-cmgp",
> .data = &cmgp_cmu_info,
Acked-by: Chanwoo Choi <cw00.choi@...sung.com>
--
Best Regards,
Samsung Electronics
Chanwoo Choi
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