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Fri, 9 Mar 2018 07:57:47 +0100 From: To: , Rob Herring , Mark Rutland , Lee Jones , Maxime Coquelin , Alexandre Torgue , Michael Turquette , Stephen Boyd , Gabriel Fernandez Subject: [PATCH RESEND 2/2] clk: stm32: Add DSI clock for STM32F469 Board Date: Fri, 9 Mar 2018 07:57:31 +0100 Message-ID: <1520578651-28849-3-git-send-email-gabriel.fernandez@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1520578651-28849-1-git-send-email-gabriel.fernandez@st.com> References: <1520578651-28849-1-git-send-email-gabriel.fernandez@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG6NODE1.st.com (10.75.127.16) To SFHDAG4NODE2.st.com (10.75.127.11) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2018-03-09_03:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180308_225808_643302_328D19B2 X-CRM114-Status: GOOD ( 14.26 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, benjamin GAIGNARD , Loic PALLARDY , olivier.bideau@st.com, linux-kernel@vger.kernel.org, gabriel.fernandez.st@gmail.com, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Gabriel Fernandez This patch adds DSI clock for STM32F469 board Signed-off-by: Gabriel Fernandez Reviewed-by: Rob Herring --- drivers/clk/clk-stm32f4.c | 11 ++++++++++- include/dt-bindings/clock/stm32fx-clock.h | 3 ++- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c index 96c6b6b..d15bae6 100644 --- a/drivers/clk/clk-stm32f4.c +++ b/drivers/clk/clk-stm32f4.c @@ -521,7 +521,7 @@ struct stm32f4_pll_data { }; static const struct stm32f4_pll_data stm32f469_pll[MAX_PLL_DIV] = { - { PLL, 50, { "pll", "pll-q", NULL } }, + { PLL, 50, { "pll", "pll-q", "pll-r" } }, { PLL_I2S, 50, { "plli2s-p", "plli2s-q", "plli2s-r" } }, { PLL_SAI, 50, { "pllsai-p", "pllsai-q", "pllsai-r" } }, }; @@ -1047,6 +1047,8 @@ static struct clk_hw *stm32_register_cclk(struct device *dev, const char *name, "no-clock", "lse", "lsi", "hse-rtc" }; +static const char *dsi_parent[2] = { NULL, "pll-r" }; + static const char *lcd_parent[1] = { "pllsai-r-div" }; static const char *i2s_parents[2] = { "plli2s-r", NULL }; @@ -1156,6 +1158,12 @@ struct stm32f4_clk_data { NO_GATE, 0, 0 }, + { + CLK_F469_DSI, "dsi", dsi_parent, ARRAY_SIZE(dsi_parent), + STM32F4_RCC_DCKCFGR, 29, 1, + STM32F4_RCC_APB2ENR, 27, + CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT + }, }; static const struct stm32_aux_clk stm32f746_aux_clk[] = { @@ -1450,6 +1458,7 @@ static void __init stm32f4_rcc_init(struct device_node *np) stm32f4_gate_map = data->gates_map; hse_clk = of_clk_get_parent_name(np, 0); + dsi_parent[0] = hse_clk; i2s_in_clk = of_clk_get_parent_name(np, 1); diff --git a/include/dt-bindings/clock/stm32fx-clock.h b/include/dt-bindings/clock/stm32fx-clock.h index 4d523b0..58d8b51 100644 --- a/include/dt-bindings/clock/stm32fx-clock.h +++ b/include/dt-bindings/clock/stm32fx-clock.h @@ -35,8 +35,9 @@ #define CLK_SAIQ_PDIV 13 #define CLK_HSI 14 #define CLK_SYSCLK 15 +#define CLK_F469_DSI 16 -#define END_PRIMARY_CLK 16 +#define END_PRIMARY_CLK 17 #define CLK_HDMI_CEC 16 #define CLK_SPDIF 17