8c405cdccc
The patches were generated from the RPi repo with the following command: git format-patch v6.6.34..rpi-6.1.y Some patches needed rebasing and, as usual, the applied and reverted, wireless drivers, Github workflows, READMEs and defconfigs patches were removed. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
84 lines
2.7 KiB
Diff
84 lines
2.7 KiB
Diff
From cd6b71c50ab49d71511f7a9c74cca5705bbe5fee Mon Sep 17 00:00:00 2001
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From: Liam Fraser <liam@raspberrypi.com>
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Date: Thu, 14 Mar 2019 16:01:26 +0000
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Subject: [PATCH 0532/1085] mmc: sdhci-of-dwcmshc: define sdio timeout clocks
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Signed-off-by: Liam Fraser <liam@raspberrypi.com>
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---
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drivers/mmc/host/sdhci-of-dwcmshc.c | 12 ++++++++++++
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drivers/mmc/host/sdhci-pltfm.c | 8 ++++++++
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drivers/mmc/host/sdhci-pltfm.h | 3 +++
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3 files changed, 23 insertions(+)
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--- a/drivers/mmc/host/sdhci-of-dwcmshc.c
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+++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
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@@ -343,6 +343,7 @@ static const struct sdhci_ops sdhci_dwcm
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.set_bus_width = sdhci_set_bus_width,
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.set_uhs_signaling = dwcmshc_set_uhs_signaling,
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.get_max_clock = dwcmshc_get_max_clock,
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+ .get_timeout_clock = sdhci_pltfm_clk_get_timeout_clock,
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.reset = sdhci_reset,
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.adma_write_desc = dwcmshc_adma_write_desc,
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};
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@@ -514,6 +515,16 @@ static int dwcmshc_probe(struct platform
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clk_prepare_enable(priv->bus_clk);
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}
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+ pltfm_host->timeout_clk = devm_clk_get(&pdev->dev, "timeout");
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+ if (IS_ERR(pltfm_host->timeout_clk)) {
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+ err = PTR_ERR(pltfm_host->timeout_clk);
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+ dev_err(&pdev->dev, "failed to get timeout clk: %d\n", err);
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+ goto free_pltfm;
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+ }
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+ err = clk_prepare_enable(pltfm_host->timeout_clk);
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+ if (err)
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+ goto free_pltfm;
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+
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err = mmc_of_parse(host->mmc);
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if (err)
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goto err_clk;
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@@ -578,6 +589,7 @@ err_rpm:
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pm_runtime_put_noidle(dev);
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err_clk:
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clk_disable_unprepare(pltfm_host->clk);
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+ clk_disable_unprepare(pltfm_host->timeout_clk);
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clk_disable_unprepare(priv->bus_clk);
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if (rk_priv)
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clk_bulk_disable_unprepare(RK35xx_MAX_CLKS,
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--- a/drivers/mmc/host/sdhci-pltfm.c
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+++ b/drivers/mmc/host/sdhci-pltfm.c
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@@ -33,6 +33,14 @@ unsigned int sdhci_pltfm_clk_get_max_clo
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}
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EXPORT_SYMBOL_GPL(sdhci_pltfm_clk_get_max_clock);
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+unsigned int sdhci_pltfm_clk_get_timeout_clock(struct sdhci_host *host)
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+{
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+ struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
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+
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+ return clk_get_rate(pltfm_host->timeout_clk);
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+}
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+EXPORT_SYMBOL_GPL(sdhci_pltfm_clk_get_timeout_clock);
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+
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static const struct sdhci_ops sdhci_pltfm_ops = {
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.set_clock = sdhci_set_clock,
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.set_bus_width = sdhci_set_bus_width,
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--- a/drivers/mmc/host/sdhci-pltfm.h
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+++ b/drivers/mmc/host/sdhci-pltfm.h
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@@ -20,6 +20,7 @@ struct sdhci_pltfm_data {
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struct sdhci_pltfm_host {
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struct clk *clk;
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+ struct clk *timeout_clk;
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/* migrate from sdhci_of_host */
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unsigned int clock;
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@@ -106,6 +107,8 @@ extern void sdhci_pltfm_remove(struct pl
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extern unsigned int sdhci_pltfm_clk_get_max_clock(struct sdhci_host *host);
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+extern unsigned int sdhci_pltfm_clk_get_timeout_clock(struct sdhci_host *host);
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+
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static inline void *sdhci_pltfm_priv(struct sdhci_pltfm_host *host)
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{
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return host->private;
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