From d42c9fff1ecbec635f068cb1fc5baaeb6fd9a943 Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Tue, 19 May 2020 18:42:51 +0200 Subject: [PATCH] mmc: renesas_sdhi: remove manual clk handling The SDHI driver en-/disabled its main clock on its own, e.g. during probe() and remove(). Now, we leave all handling to RPM. clk_summary before: sd0 1 1 0 12480000 0 0 50000 sdif0 2 2 0 12480000 0 0 50000 clk_summary after: sd0 1 1 0 12480000 0 0 50000 sdif0 1 1 0 12480000 0 0 50000 Reported-by: Geert Uytterhoeven Signed-off-by: Wolfram Sang Link: https://lore.kernel.org/r/20200519164251.5430-1-wsa+renesas@sang-engineering.com Signed-off-by: Ulf Hansson Tested-by: Geert Uytterhoeven --- drivers/mmc/host/renesas_sdhi_core.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index dcba9ad3..15e2189 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -83,16 +83,11 @@ static int renesas_sdhi_clk_enable(struct tmio_mmc_host *host) { struct mmc_host *mmc = host->mmc; struct renesas_sdhi *priv = host_to_priv(host); - int ret = clk_prepare_enable(priv->clk); - - if (ret < 0) - return ret; + int ret; ret = clk_prepare_enable(priv->clk_cd); - if (ret < 0) { - clk_disable_unprepare(priv->clk); + if (ret < 0) return ret; - } /* * The clock driver may not know what maximum frequency @@ -198,7 +193,6 @@ static void renesas_sdhi_clk_disable(struct tmio_mmc_host *host) { struct renesas_sdhi *priv = host_to_priv(host); - clk_disable_unprepare(priv->clk); clk_disable_unprepare(priv->clk_cd); } -- 2.7.4