From 5a288676515c86f4af3111390ddaf4875965bedc Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen Date: Thu, 30 Jul 2009 13:58:48 +0000 Subject: glamo: The cell can rely on being a child of the core. Use it for passing platform data. SVN-Revision: 17051 --- .../files-2.6.30/drivers/mfd/glamo/glamo-mci.c | 39 ++++++++++++---------- 1 file changed, 22 insertions(+), 17 deletions(-) (limited to 'target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-mci.c') diff --git a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-mci.c b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-mci.c index fdf292f8ea..b728c8745d 100644 --- a/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-mci.c +++ b/target/linux/s3c24xx/files-2.6.30/drivers/mfd/glamo/glamo-mci.c @@ -31,8 +31,9 @@ #define DRIVER_NAME "glamo-mci" struct glamo_mci_host { - struct platform_device *pdev; struct glamo_mmc_platform_data *pdata; + struct platform_device *pdev; + struct glamo_core *core; struct mmc_host *mmc; struct resource *mmio_mem; struct resource *data_mem; @@ -55,6 +56,7 @@ struct glamo_mci_host { struct work_struct read_work; unsigned clk_enabled : 1; + }; static void glamo_mci_send_request(struct mmc_host *mmc, struct mmc_request* mrq); @@ -139,7 +141,7 @@ static void glamo_reg_set_bit_mask(struct glamo_mci_host *glamo, static void glamo_mci_clock_disable(struct glamo_mci_host *host) { if (host->clk_enabled) { - glamo_engine_div_disable(host->pdata->core, GLAMO_ENGINE_MMC); + glamo_engine_div_disable(host->core, GLAMO_ENGINE_MMC); host->clk_enabled = 0; } } @@ -148,7 +150,7 @@ static void glamo_mci_clock_enable(struct glamo_mci_host *host) { del_timer_sync(&host->disable_timer); if (!host->clk_enabled) { - glamo_engine_div_enable(host->pdata->core, GLAMO_ENGINE_MMC); + glamo_engine_div_enable(host->core, GLAMO_ENGINE_MMC); host->clk_enabled = 1; } } @@ -205,7 +207,7 @@ static int glamo_mci_set_card_clock(struct glamo_mci_host *host, int freq) if (freq) { glamo_mci_clock_enable(host); - real_rate = glamo_engine_reclock(host->pdata->core, GLAMO_ENGINE_MMC, freq); + real_rate = glamo_engine_reclock(host->core, GLAMO_ENGINE_MMC, freq); } else { glamo_mci_clock_disable(host); } @@ -558,7 +560,7 @@ static int glamo_mci_irq_poll(struct glamo_mci_host *host, * but something insane like suspend problems can mean * we spin here forever, so we timeout after a LONG time */ - while ((!(readw(host->pdata->core->base + + while ((!(readw(host->core->base + GLAMO_REG_IRQ_STATUS) & GLAMO_IRQ_MMC)) && (timeout--)); @@ -569,7 +571,7 @@ static int glamo_mci_irq_poll(struct glamo_mci_host *host, return -ETIMEDOUT; } /* ack this interrupt source */ - writew(GLAMO_IRQ_MMC, host->pdata->core->base + + writew(GLAMO_IRQ_MMC, host->core->base + GLAMO_REG_IRQ_CLEAR); /* yay we are an interrupt controller! -- call the ISR @@ -609,7 +611,7 @@ static void glamo_mci_send_request(struct mmc_host *mmc, struct mmc_request *mrq goto done; - if (!host->pdata->core->irq_works) { + if (!host->core->irq_works) { if (glamo_mci_irq_poll(host, mrq->cmd)) goto done; } @@ -645,7 +647,7 @@ static void glamo_mci_set_power_mode(struct glamo_mci_host *host, break; case MMC_POWER_OFF: default: - glamo_engine_disable(host->pdata->core, + glamo_engine_disable(host->core, GLAMO_ENGINE_MMC); ret = regulator_disable(host->regulator); @@ -717,8 +719,9 @@ static struct mmc_host_ops glamo_mci_ops = { static int glamo_mci_probe(struct platform_device *pdev) { - struct mmc_host *mmc; - struct glamo_mci_host *host; + struct mmc_host *mmc; + struct glamo_mci_host *host; + struct glamo_core *core = dev_get_drvdata(pdev->dev.parent); int ret; dev_info(&pdev->dev, "glamo_mci driver (C)2007 Openmoko, Inc\n"); @@ -732,9 +735,11 @@ static int glamo_mci_probe(struct platform_device *pdev) host = mmc_priv(mmc); host->mmc = mmc; host->pdev = pdev; - host->pdata = pdev->dev.platform_data; + if (core->pdata) + host->pdata = core->pdata->mmc_data; host->power_mode = MMC_POWER_OFF; host->clk_enabled = 0; + host->core = core; INIT_WORK(&host->irq_work, glamo_mci_irq_worker); INIT_WORK(&host->read_work, glamo_mci_read_worker); @@ -809,7 +814,7 @@ static int glamo_mci_probe(struct platform_device *pdev) host->vdd = 0; - host->clk_rate = glamo_pll_rate(host->pdata->core, GLAMO_PLL1); + host->clk_rate = glamo_pll_rate(host->core, GLAMO_PLL1); /* explain our host controller capabilities */ mmc->ops = &glamo_mci_ops; @@ -835,8 +840,8 @@ static int glamo_mci_probe(struct platform_device *pdev) platform_set_drvdata(pdev, mmc); - glamo_engine_enable(host->pdata->core, GLAMO_ENGINE_MMC); - glamo_engine_reset(host->pdata->core, GLAMO_ENGINE_MMC); + glamo_engine_enable(host->core, GLAMO_ENGINE_MMC); + glamo_engine_reset(host->core, GLAMO_ENGINE_MMC); glamo_reg_write(host, GLAMO_REG_MMC_WDATADS1, (u16)(host->data_mem->start)); @@ -894,7 +899,7 @@ static int glamo_mci_remove(struct platform_device *pdev) mmc_free_host(mmc); - glamo_engine_disable(host->pdata->core, GLAMO_ENGINE_MMC); + glamo_engine_disable(host->core, GLAMO_ENGINE_MMC); return 0; } @@ -921,8 +926,8 @@ static int glamo_mci_resume(struct device *dev) struct glamo_mci_host *host = mmc_priv(mmc); int ret; - glamo_engine_enable(host->pdata->core, GLAMO_ENGINE_MMC); - glamo_engine_reset(host->pdata->core, GLAMO_ENGINE_MMC); + glamo_engine_enable(host->core, GLAMO_ENGINE_MMC); + glamo_engine_reset(host->core, GLAMO_ENGINE_MMC); glamo_reg_write(host, GLAMO_REG_MMC_WDATADS1, (u16)(host->data_mem->start)); -- cgit v1.2.3