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[109.252.90.109]) by smtp.gmail.com with ESMTPSA id a139sm1161965lfa.39.2017.09.25.16.24.24 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 25 Sep 2017 16:24:24 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Laxman Dewangan , Peter De Schrijver , Prashant Gaikwad , Michael Turquette , Stephen Boyd , Rob Herring , Vinod Koul Cc: linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, dmaengine@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 1/5] clk: tegra: Add AHB DMA clock entry Date: Tue, 26 Sep 2017 02:22:02 +0300 Message-Id: X-Mailer: git-send-email 2.14.1 In-Reply-To: References: In-Reply-To: References: Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org AHB DMA presents on Tegra20/30. Add missing entries, so that driver for AHB DMA could be implemented. Signed-off-by: Dmitry Osipenko --- drivers/clk/tegra/clk-id.h | 1 + drivers/clk/tegra/clk-tegra-periph.c | 1 + drivers/clk/tegra/clk-tegra20.c | 6 ++++++ drivers/clk/tegra/clk-tegra30.c | 2 ++ 4 files changed, 10 insertions(+) diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h index 689f344377a7..c1661b47bbda 100644 --- a/drivers/clk/tegra/clk-id.h +++ b/drivers/clk/tegra/clk-id.h @@ -12,6 +12,7 @@ enum clk_id { tegra_clk_amx, tegra_clk_amx1, tegra_clk_apb2ape, + tegra_clk_ahbdma, tegra_clk_apbdma, tegra_clk_apbif, tegra_clk_ape, diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c index 848255cc0209..95a3d8c95f06 100644 --- a/drivers/clk/tegra/clk-tegra-periph.c +++ b/drivers/clk/tegra/clk-tegra-periph.c @@ -823,6 +823,7 @@ static struct tegra_periph_init_data gate_clks[] = { GATE("timer", "clk_m", 5, 0, tegra_clk_timer, CLK_IS_CRITICAL), GATE("isp", "clk_m", 23, 0, tegra_clk_isp, 0), GATE("vcp", "clk_m", 29, 0, tegra_clk_vcp, 0), + GATE("ahbdma", "clk_m", 33, 0, tegra_clk_ahbdma, 0), GATE("apbdma", "clk_m", 34, 0, tegra_clk_apbdma, 0), GATE("kbc", "clk_32k", 36, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, tegra_clk_kbc, 0), GATE("fuse", "clk_m", 39, TEGRA_PERIPH_ON_APB, tegra_clk_fuse, 0), diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c index 837e5cbd60e9..e76c0d292ca7 100644 --- a/drivers/clk/tegra/clk-tegra20.c +++ b/drivers/clk/tegra/clk-tegra20.c @@ -449,6 +449,7 @@ static struct tegra_devclk devclks[] __initdata = { { .con_id = "audio", .dt_id = TEGRA20_CLK_AUDIO }, { .con_id = "audio_2x", .dt_id = TEGRA20_CLK_AUDIO_2X }, { .dev_id = "tegra20-ac97", .dt_id = TEGRA20_CLK_AC97 }, + { .dev_id = "tegra-ahbdma", .dt_id = TEGRA20_CLK_AHBDMA }, { .dev_id = "tegra-apbdma", .dt_id = TEGRA20_CLK_APBDMA }, { .dev_id = "rtc-tegra", .dt_id = TEGRA20_CLK_RTC }, { .dev_id = "timer", .dt_id = TEGRA20_CLK_TIMER }, @@ -806,6 +807,11 @@ static void __init tegra20_periph_clk_init(void) clk_base, 0, 3, periph_clk_enb_refcnt); clks[TEGRA20_CLK_AC97] = clk; + /* ahbdma */ + clk = tegra_clk_register_periph_gate("ahbdma", "hclk", 0, clk_base, + 0, 33, periph_clk_enb_refcnt); + clks[TEGRA20_CLK_AHBDMA] = clk; + /* apbdma */ clk = tegra_clk_register_periph_gate("apbdma", "pclk", 0, clk_base, 0, 34, periph_clk_enb_refcnt); diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index a2d163f759b4..e99701557f29 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -612,6 +612,7 @@ static struct tegra_devclk devclks[] __initdata = { { .con_id = "fuse_burn", .dev_id = "fuse-tegra", .dt_id = TEGRA30_CLK_FUSE_BURN }, { .con_id = "apbif", .dev_id = "tegra30-ahub", .dt_id = TEGRA30_CLK_APBIF }, { .con_id = "hda2hdmi", .dev_id = "tegra30-hda", .dt_id = TEGRA30_CLK_HDA2HDMI }, + { .dev_id = "tegra-ahbdma", .dt_id = TEGRA30_CLK_AHBDMA }, { .dev_id = "tegra-apbdma", .dt_id = TEGRA30_CLK_APBDMA }, { .dev_id = "rtc-tegra", .dt_id = TEGRA30_CLK_RTC }, { .dev_id = "timer", .dt_id = TEGRA30_CLK_TIMER }, @@ -788,6 +789,7 @@ static struct tegra_clk tegra30_clks[tegra_clk_max] __initdata = { [tegra_clk_extern3] = { .dt_id = TEGRA30_CLK_EXTERN3, .present = true }, [tegra_clk_disp1] = { .dt_id = TEGRA30_CLK_DISP1, .present = true }, [tegra_clk_disp2] = { .dt_id = TEGRA30_CLK_DISP2, .present = true }, + [tegra_clk_ahbdma] = { .dt_id = TEGRA30_CLK_AHBDMA, .present = true }, [tegra_clk_apbdma] = { .dt_id = TEGRA30_CLK_APBDMA, .present = true }, [tegra_clk_rtc] = { .dt_id = TEGRA30_CLK_RTC, .present = true }, [tegra_clk_timer] = { .dt_id = TEGRA30_CLK_TIMER, .present = true },