From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Dooks Subject: [PATCH 6/8] clk: tegra30: add 2d and 3d idle clocks Date: Fri, 20 Jul 2018 14:45:30 +0100 Message-ID: <20180720134532.13148-7-ben.dooks@codethink.co.uk> References: <20180720134532.13148-1-ben.dooks@codethink.co.uk> Return-path: In-Reply-To: <20180720134532.13148-1-ben.dooks@codethink.co.uk> Sender: linux-kernel-owner@vger.kernel.org To: linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Cc: pdeschrijver@nvidia.com, pgaikwad@nvidia.com, jonathanh@nvidia.co, thierry.reding@gmail.com, linux-kernel@lists.codethink.co.uk, Ben Dooks List-Id: linux-tegra@vger.kernel.org The 2D and 3D clocks have an IDLE field in bits 15:8 so add these clocks by making a 2D and 3D mux, and split the divider into the standard 2D/3D ones and 2D/3D idle clocks. Signed-off-by: Ben Dooks --- drivers/clk/tegra/clk-id.h | 4 ++++ drivers/clk/tegra/clk-tegra-periph.c | 23 +++++++++++++++++++++-- drivers/clk/tegra/clk-tegra30.c | 8 ++++++++ include/dt-bindings/clock/tegra30-car.h | 7 ++++++- 4 files changed, 39 insertions(+), 3 deletions(-) diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h index b616e33c5255..0d202a70ce66 100644 --- a/drivers/clk/tegra/clk-id.h +++ b/drivers/clk/tegra/clk-id.h @@ -91,8 +91,12 @@ enum clk_id { tegra_clk_fuse_burn, tegra_clk_gpu, tegra_clk_gr2d, + tegra_clk_gr2d_mux, + tegra_clk_gr2d_idle, tegra_clk_gr2d_8, tegra_clk_gr3d, + tegra_clk_gr3d_mux, + tegra_clk_gr3d_idle, tegra_clk_gr3d_8, tegra_clk_hclk, tegra_clk_hda, diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c index 47e5b1ac1a69..83967dac93f2 100644 --- a/drivers/clk/tegra/clk-tegra-periph.c +++ b/drivers/clk/tegra/clk-tegra-periph.c @@ -263,6 +263,21 @@ .flags = _flags, \ } +#define GATE_DIV(_name, _parent_name, _offset, \ + _div_shift, _div_width, _div_frac_width, _div_flags, \ + _clk_num, _gate_flags, _clk_id, _flags) \ + { \ + .name = _name, \ + .clk_id = _clk_id, \ + .offset = _offset, \ + .p.parent_name = _parent_name, \ + .periph = TEGRA_CLK_PERIPH(0, 0, 0, \ + _div_shift, _div_width, \ + _div_frac_width, _div_flags, \ + _clk_num, _gate_flags, NULL, NULL), \ + .flags = _flags \ + } + #define PLLP_BASE 0xa0 #define PLLP_MISC 0xac #define PLLP_MISC1 0x680 @@ -646,8 +661,12 @@ static struct tegra_periph_init_data periph_clks[] = { MUX("epp", mux_pllm_pllc_pllp_plla, CLK_SOURCE_EPP, 19, 0, tegra_clk_epp), MUX("host1x", mux_pllm_pllc_pllp_plla, CLK_SOURCE_HOST1X, 28, 0, tegra_clk_host1x), MUX("mpe", mux_pllm_pllc_pllp_plla, CLK_SOURCE_MPE, 60, 0, tegra_clk_mpe), - MUX("2d", mux_pllm_pllc_pllp_plla, CLK_SOURCE_2D, 21, 0, tegra_clk_gr2d), - MUX("3d", mux_pllm_pllc_pllp_plla, CLK_SOURCE_3D, 24, 0, tegra_clk_gr3d), + MUX("2d_mux", mux_pllm_pllc_pllp_plla, CLK_SOURCE_2D, 0, TEGRA_PERIPH_NO_DIV | TEGRA_PERIPH_NO_RESET | TEGRA_PERIPH_NO_GATE, tegra_clk_gr2d_mux), + GATE_DIV("2d", "2d_mux", CLK_SOURCE_2D, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP,21, 0, tegra_clk_gr2d, 0), + GATE_DIV("2d_idle", "2d_mux", CLK_SOURCE_2D, 8, 8, 1, TEGRA_DIVIDER_ROUND_UP, 0, TEGRA_PERIPH_NO_GATE | TEGRA_PERIPH_NO_RESET, tegra_clk_gr2d_idle, 0), + MUX("3d_mux", mux_pllm_pllc_pllp_plla, CLK_SOURCE_3D, 0, TEGRA_PERIPH_NO_DIV | TEGRA_PERIPH_NO_RESET | TEGRA_PERIPH_NO_GATE, tegra_clk_gr3d_mux), + GATE_DIV("3d", "3d_mux", CLK_SOURCE_3D, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP, 24, 0, tegra_clk_gr3d, 0), + GATE_DIV("3d_idle", "3d_mux", CLK_SOURCE_3D, 8, 8, 1, TEGRA_DIVIDER_ROUND_UP, 0, TEGRA_PERIPH_NO_GATE | TEGRA_PERIPH_NO_RESET, tegra_clk_gr3d_idle, 0), INT8("vde", mux_pllp_pllc2_c_c3_pllm_clkm, CLK_SOURCE_VDE, 61, 0, tegra_clk_vde_8), INT8("vi", mux_pllm_pllc2_c_c3_pllp_plla, CLK_SOURCE_VI, 20, 0, tegra_clk_vi_8), INT8("vi", mux_pllm_pllc2_c_c3_pllp_plla_pllc4, CLK_SOURCE_VI, 20, 0, tegra_clk_vi_9), diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index acfe661b2ae7..227d3643ecca 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -658,8 +658,12 @@ static struct tegra_devclk devclks[] __initdata = { { .dev_id = "mpe", .dt_id = TEGRA30_CLK_MPE }, { .dev_id = "host1x", .dt_id = TEGRA30_CLK_HOST1X }, { .dev_id = "3d", .dt_id = TEGRA30_CLK_GR3D }, + { .dev_id = "3d", .con_id = "mux", .dt_id = TEGRA30_CLK_GR3D_MUX }, + { .dev_id = "3d", .con_id = "idle", .dt_id = TEGRA30_CLK_GR3D_IDLE }, { .dev_id = "3d2", .dt_id = TEGRA30_CLK_GR3D2 }, { .dev_id = "2d", .dt_id = TEGRA30_CLK_GR2D }, + { .dev_id = "2d", .con_id = "mux", .dt_id = TEGRA30_CLK_GR2D_MUX }, + { .dev_id = "2d", .con_id = "idle", .dt_id = TEGRA30_CLK_GR2D_IDLE }, { .dev_id = "se", .dt_id = TEGRA30_CLK_SE }, { .dev_id = "mselect", .dt_id = TEGRA30_CLK_MSELECT }, { .dev_id = "tegra-nor", .dt_id = TEGRA30_CLK_NOR }, @@ -762,6 +766,10 @@ static struct tegra_clk tegra30_clks[tegra_clk_max] __initdata = { [tegra_clk_host1x] = { .dt_id = TEGRA30_CLK_HOST1X, .present = true }, [tegra_clk_gr2d] = { .dt_id = TEGRA30_CLK_GR2D, .present = true }, [tegra_clk_gr3d] = { .dt_id = TEGRA30_CLK_GR3D, .present = true }, + [tegra_clk_gr2d_mux] = { .dt_id = TEGRA30_CLK_GR2D_MUX, .present = true }, + [tegra_clk_gr3d_mux] = { .dt_id = TEGRA30_CLK_GR3D_MUX, .present = true }, + [tegra_clk_gr2d_idle] = { .dt_id = TEGRA30_CLK_GR2D_IDLE, .present = true }, + [tegra_clk_gr3d_idle] = { .dt_id = TEGRA30_CLK_GR3D_IDLE, .present = true }, [tegra_clk_mselect] = { .dt_id = TEGRA30_CLK_MSELECT, .present = true }, [tegra_clk_nor] = { .dt_id = TEGRA30_CLK_NOR, .present = true }, [tegra_clk_sdmmc1] = { .dt_id = TEGRA30_CLK_SDMMC1, .present = true }, diff --git a/include/dt-bindings/clock/tegra30-car.h b/include/dt-bindings/clock/tegra30-car.h index 3c90f1535551..eda4ca60351e 100644 --- a/include/dt-bindings/clock/tegra30-car.h +++ b/include/dt-bindings/clock/tegra30-car.h @@ -269,6 +269,11 @@ #define TEGRA30_CLK_AUDIO3_MUX 306 #define TEGRA30_CLK_AUDIO4_MUX 307 #define TEGRA30_CLK_SPDIF_MUX 308 -#define TEGRA30_CLK_CLK_MAX 309 + +#define TEGRA30_CLK_GR2D_MUX 309 +#define TEGRA30_CLK_GR3D_MUX 310 +#define TEGRA30_CLK_GR2D_IDLE 311 +#define TEGRA30_CLK_GR3D_IDLE 312 +#define TEGRA30_CLK_CLK_MAX 313 #endif /* _DT_BINDINGS_CLOCK_TEGRA30_CAR_H */ -- 2.18.0