From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ritesh Harjani Subject: [PATCH v2 4/8] mmc: sdhci-msm: Add get_min_clock() and get_max_clock() callback Date: Tue, 16 Aug 2016 17:11:04 +0530 Message-ID: <1471347668-22978-5-git-send-email-riteshh@codeaurora.org> References: <1471347668-22978-1-git-send-email-riteshh@codeaurora.org> Return-path: In-Reply-To: <1471347668-22978-1-git-send-email-riteshh@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org To: ulf.hansson@linaro.org, adrian.hunter@intel.com Cc: shawn.lin@rock-chips.com, jh80.chung@samsung.com, linux-mmc@vger.kernel.org, linux-arm-msm@vger.kernel.org, georgi.djakov@linaro.org, alex.lemberg@sandisk.com, mateusz.nowak@intel.com, Yuliy.Izrailov@sandisk.com, asutoshd@codeaurora.org, kdorfman@codeaurora.org, david.griego@linaro.org, stummala@codeaurora.org, venkatg@codeaurora.org, Ritesh Harjani List-Id: linux-mmc@vger.kernel.org This add get_min_clock() and get_max_clock() callback for sdhci-msm. sdhci-msm min/max clocks may be different hence implement these callbacks. Signed-off-by: Sahitya Tummala Signed-off-by: Ritesh Harjani --- drivers/mmc/host/sdhci-msm.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index 2c745c2..5913ce1 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -553,6 +553,23 @@ static irqreturn_t sdhci_msm_pwr_irq(int irq, void *data) return IRQ_HANDLED; } +static unsigned int sdhci_msm_get_max_clock(struct sdhci_host *host) +{ + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host); + int count = msm_host->pdata->clk_table_sz; + + return msm_host->pdata->clk_table[count - 1]; +} + +static unsigned int sdhci_msm_get_min_clock(struct sdhci_host *host) +{ + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); + struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host); + + return msm_host->pdata->clk_table[0]; +} + static const struct of_device_id sdhci_msm_dt_match[] = { { .compatible = "qcom,sdhci-msm-v4" }, {}, @@ -564,6 +581,8 @@ static const struct sdhci_ops sdhci_msm_ops = { .platform_execute_tuning = sdhci_msm_execute_tuning, .reset = sdhci_reset, .set_clock = sdhci_set_clock, + .get_min_clock = sdhci_msm_get_min_clock, + .get_max_clock = sdhci_msm_get_max_clock, .set_bus_width = sdhci_set_bus_width, .set_uhs_signaling = sdhci_msm_set_uhs_signaling, .voltage_switch = sdhci_msm_voltage_switch, -- The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.