Verified Commit b769c5ba authored by Mark Brown's avatar Mark Brown
Browse files

Merge branch 'spi-5.4' into spi-next

parents 262a2f33 fdeae8f5
......@@ -503,7 +503,6 @@ static int meson_spicc_probe(struct platform_device *pdev)
{
struct spi_master *master;
struct meson_spicc_device *spicc;
struct resource *res;
int ret, irq, rate;
master = spi_alloc_master(&pdev->dev, sizeof(*spicc));
......@@ -517,8 +516,7 @@ static int meson_spicc_probe(struct platform_device *pdev)
spicc->pdev = pdev;
platform_set_drvdata(pdev, spicc);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
spicc->base = devm_ioremap_resource(&pdev->dev, res);
spicc->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(spicc->base)) {
dev_err(&pdev->dev, "io resource mapping failed\n");
ret = PTR_ERR(spicc->base);
......
......@@ -286,7 +286,6 @@ static int meson_spifc_probe(struct platform_device *pdev)
{
struct spi_master *master;
struct meson_spifc *spifc;
struct resource *res;
void __iomem *base;
unsigned int rate;
int ret = 0;
......@@ -300,8 +299,7 @@ static int meson_spifc_probe(struct platform_device *pdev)
spifc = spi_master_get_devdata(master);
spifc->dev = &pdev->dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(spifc->dev, res);
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base)) {
ret = PTR_ERR(base);
goto out_err;
......
......@@ -17,6 +17,7 @@
#include <linux/platform_data/spi-mt65xx.h>
#include <linux/pm_runtime.h>
#include <linux/spi/spi.h>
#include <linux/dma-mapping.h>
#define SPI_CFG0_REG 0x0000
#define SPI_CFG1_REG 0x0004
......@@ -28,6 +29,8 @@
#define SPI_STATUS0_REG 0x001c
#define SPI_PAD_SEL_REG 0x0024
#define SPI_CFG2_REG 0x0028
#define SPI_TX_SRC_REG_64 0x002c
#define SPI_RX_DST_REG_64 0x0030
#define SPI_CFG0_SCK_HIGH_OFFSET 0
#define SPI_CFG0_SCK_LOW_OFFSET 8
......@@ -73,6 +76,10 @@
#define MTK_SPI_MAX_FIFO_SIZE 32U
#define MTK_SPI_PACKET_SIZE 1024
#define MTK_SPI_32BITS_MASK (0xffffffff)
#define DMA_ADDR_EXT_BITS (36)
#define DMA_ADDR_DEF_BITS (32)
struct mtk_spi_compatible {
bool need_pad_sel;
......@@ -80,6 +87,8 @@ struct mtk_spi_compatible {
bool must_tx;
/* some IC design adjust cfg register to enhance time accuracy */
bool enhance_timing;
/* some IC support DMA addr extension */
bool dma_ext;
};
struct mtk_spi {
......@@ -102,6 +111,13 @@ static const struct mtk_spi_compatible mt2712_compat = {
.must_tx = true,
};
static const struct mtk_spi_compatible mt6765_compat = {
.need_pad_sel = true,
.must_tx = true,
.enhance_timing = true,
.dma_ext = true,
};
static const struct mtk_spi_compatible mt7622_compat = {
.must_tx = true,
.enhance_timing = true,
......@@ -137,6 +153,9 @@ static const struct of_device_id mtk_spi_of_match[] = {
{ .compatible = "mediatek,mt6589-spi",
.data = (void *)&mtk_common_compat,
},
{ .compatible = "mediatek,mt6765-spi",
.data = (void *)&mt6765_compat,
},
{ .compatible = "mediatek,mt7622-spi",
.data = (void *)&mt7622_compat,
},
......@@ -371,10 +390,25 @@ static void mtk_spi_setup_dma_addr(struct spi_master *master,
{
struct mtk_spi *mdata = spi_master_get_devdata(master);
if (mdata->tx_sgl)
writel(xfer->tx_dma, mdata->base + SPI_TX_SRC_REG);
if (mdata->rx_sgl)
writel(xfer->rx_dma, mdata->base + SPI_RX_DST_REG);
if (mdata->tx_sgl) {
writel((u32)(xfer->tx_dma & MTK_SPI_32BITS_MASK),
mdata->base + SPI_TX_SRC_REG);
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
if (mdata->dev_comp->dma_ext)
writel((u32)(xfer->tx_dma >> 32),
mdata->base + SPI_TX_SRC_REG_64);
#endif
}
if (mdata->rx_sgl) {
writel((u32)(xfer->rx_dma & MTK_SPI_32BITS_MASK),
mdata->base + SPI_RX_DST_REG);
#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
if (mdata->dev_comp->dma_ext)
writel((u32)(xfer->rx_dma >> 32),
mdata->base + SPI_RX_DST_REG_64);
#endif
}
}
static int mtk_spi_fifo_transfer(struct spi_master *master,
......@@ -586,7 +620,7 @@ static int mtk_spi_probe(struct platform_device *pdev)
struct mtk_spi *mdata;
const struct of_device_id *of_id;
struct resource *res;
int i, irq, ret;
int i, irq, ret, addr_bits;
master = spi_alloc_master(&pdev->dev, sizeof(*mdata));
if (!master) {
......@@ -664,7 +698,6 @@ static int mtk_spi_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_err(&pdev->dev, "failed to get irq (%d)\n", irq);
ret = irq;
goto err_put_master;
}
......@@ -753,6 +786,15 @@ static int mtk_spi_probe(struct platform_device *pdev)
}
}
if (mdata->dev_comp->dma_ext)
addr_bits = DMA_ADDR_EXT_BITS;
else
addr_bits = DMA_ADDR_DEF_BITS;
ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(addr_bits));
if (ret)
dev_notice(&pdev->dev, "SPI dma_set_mask(%d) failed, ret:%d\n",
addr_bits, ret);
return 0;
err_disable_runtime_pm:
......
......@@ -327,7 +327,6 @@ static int mt7621_spi_probe(struct platform_device *pdev)
struct spi_controller *master;
struct mt7621_spi *rs;
void __iomem *base;
struct resource *r;
int status = 0;
struct clk *clk;
int ret;
......@@ -336,8 +335,7 @@ static int mt7621_spi_probe(struct platform_device *pdev)
if (!match)
return -EINVAL;
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base = devm_ioremap_resource(&pdev->dev, r);
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);
......
......@@ -532,7 +532,6 @@ static int mxs_spi_probe(struct platform_device *pdev)
struct spi_master *master;
struct mxs_spi *spi;
struct mxs_ssp *ssp;
struct resource *iores;
struct clk *clk;
void __iomem *base;
int devid, clk_freq;
......@@ -545,12 +544,11 @@ static int mxs_spi_probe(struct platform_device *pdev)
*/
const int clk_freq_default = 160000000;
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
irq_err = platform_get_irq(pdev, 0);
if (irq_err < 0)
return irq_err;
base = devm_ioremap_resource(&pdev->dev, iores);
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);
......
This diff is collapsed.
......@@ -341,7 +341,6 @@ static int npcm_pspi_probe(struct platform_device *pdev)
{
struct npcm_pspi *priv;
struct spi_master *master;
struct resource *res;
unsigned long clk_hz;
struct device_node *np = pdev->dev.of_node;
int num_cs, i;
......@@ -368,8 +367,7 @@ static int npcm_pspi_probe(struct platform_device *pdev)
priv->is_save_param = false;
priv->id = pdev->id;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
priv->base = devm_ioremap_resource(&pdev->dev, res);
priv->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(priv->base)) {
ret = PTR_ERR(priv->base);
goto out_master_put;
......@@ -388,7 +386,6 @@ static int npcm_pspi_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_err(&pdev->dev, "failed to get IRQ\n");
ret = irq;
goto out_disable_clk;
}
......
......@@ -327,7 +327,6 @@ static int nuc900_spi_probe(struct platform_device *pdev)
{
struct nuc900_spi *hw;
struct spi_master *master;
struct resource *res;
int err = 0;
master = spi_alloc_master(&pdev->dev, sizeof(struct nuc900_spi));
......@@ -358,8 +357,7 @@ static int nuc900_spi_probe(struct platform_device *pdev)
hw->bitbang.chipselect = nuc900_spi_chipsel;
hw->bitbang.txrx_bufs = nuc900_spi_txrx;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
hw->regs = devm_ioremap_resource(&pdev->dev, res);
hw->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(hw->regs)) {
err = PTR_ERR(hw->regs);
goto err_pdata;
......@@ -367,7 +365,6 @@ static int nuc900_spi_probe(struct platform_device *pdev)
hw->irq = platform_get_irq(pdev, 0);
if (hw->irq < 0) {
dev_err(&pdev->dev, "No IRQ specified\n");
err = -ENOENT;
goto err_pdata;
}
......
......@@ -1007,10 +1007,8 @@ static int nxp_fspi_probe(struct platform_device *pdev)
/* find the irq */
ret = platform_get_irq(pdev, 0);
if (ret < 0) {
dev_err(dev, "failed to get the irq: %d\n", ret);
if (ret < 0)
goto err_disable_clk;
}
ret = devm_request_irq(dev, ret,
nxp_fspi_irq_handler, 0, pdev->name, f);
......
......@@ -240,7 +240,6 @@ static int tiny_spi_probe(struct platform_device *pdev)
struct tiny_spi_platform_data *platp = dev_get_platdata(&pdev->dev);
struct tiny_spi *hw;
struct spi_master *master;
struct resource *res;
unsigned int i;
int err = -ENODEV;
......@@ -264,8 +263,7 @@ static int tiny_spi_probe(struct platform_device *pdev)
hw->bitbang.txrx_bufs = tiny_spi_txrx_bufs;
/* find and map our resources */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
hw->base = devm_ioremap_resource(&pdev->dev, res);
hw->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(hw->base)) {
err = PTR_ERR(hw->base);
goto exit;
......
......@@ -570,7 +570,6 @@ static int pic32_sqi_probe(struct platform_device *pdev)
{
struct spi_master *master;
struct pic32_sqi *sqi;
struct resource *reg;
int ret;
master = spi_alloc_master(&pdev->dev, sizeof(*sqi));
......@@ -580,8 +579,7 @@ static int pic32_sqi_probe(struct platform_device *pdev)
sqi = spi_master_get_devdata(master);
sqi->master = master;
reg = platform_get_resource(pdev, IORESOURCE_MEM, 0);
sqi->regs = devm_ioremap_resource(&pdev->dev, reg);
sqi->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(sqi->regs)) {
ret = PTR_ERR(sqi->regs);
goto err_free_master;
......@@ -590,7 +588,6 @@ static int pic32_sqi_probe(struct platform_device *pdev)
/* irq */
sqi->irq = platform_get_irq(pdev, 0);
if (sqi->irq < 0) {
dev_err(&pdev->dev, "no irq found\n");
ret = sqi->irq;
goto err_free_master;
}
......
......@@ -711,22 +711,16 @@ static int pic32_spi_hw_probe(struct platform_device *pdev,
/* get irq resources: err-irq, rx-irq, tx-irq */
pic32s->fault_irq = platform_get_irq_byname(pdev, "fault");
if (pic32s->fault_irq < 0) {
dev_err(&pdev->dev, "fault-irq not found\n");
if (pic32s->fault_irq < 0)
return pic32s->fault_irq;
}
pic32s->rx_irq = platform_get_irq_byname(pdev, "rx");
if (pic32s->rx_irq < 0) {
dev_err(&pdev->dev, "rx-irq not found\n");
if (pic32s->rx_irq < 0)
return pic32s->rx_irq;
}
pic32s->tx_irq = platform_get_irq_byname(pdev, "tx");
if (pic32s->tx_irq < 0) {
dev_err(&pdev->dev, "tx-irq not found\n");
if (pic32s->tx_irq < 0)
return pic32s->tx_irq;
}
/* get clock */
pic32s->clk = devm_clk_get(&pdev->dev, "mck0");
......
......@@ -424,7 +424,6 @@ static int qcom_qspi_probe(struct platform_device *pdev)
{
int ret;
struct device *dev;
struct resource *res;
struct spi_master *master;
struct qcom_qspi *ctrl;
......@@ -440,8 +439,7 @@ static int qcom_qspi_probe(struct platform_device *pdev)
spin_lock_init(&ctrl->lock);
ctrl->dev = dev;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
ctrl->base = devm_ioremap_resource(dev, res);
ctrl->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(ctrl->base)) {
ret = PTR_ERR(ctrl->base);
goto exit_probe_master_put;
......@@ -454,10 +452,8 @@ static int qcom_qspi_probe(struct platform_device *pdev)
goto exit_probe_master_put;
ret = platform_get_irq(pdev, 0);
if (ret < 0) {
dev_err(dev, "Failed to get irq %d\n", ret);
if (ret < 0)
goto exit_probe_master_put;
}
ret = devm_request_irq(dev, ret, qcom_qspi_irq,
IRQF_TRIGGER_HIGH, dev_name(dev), ctrl);
if (ret) {
......
......@@ -135,12 +135,10 @@ static int rb4xx_spi_probe(struct platform_device *pdev)
struct spi_master *master;
struct clk *ahb_clk;
struct rb4xx_spi *rbspi;
struct resource *r;
int err;
void __iomem *spi_base;
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
spi_base = devm_ioremap_resource(&pdev->dev, r);
spi_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(spi_base))
return PTR_ERR(spi_base);
......
......@@ -487,7 +487,6 @@ static int s3c24xx_spi_probe(struct platform_device *pdev)
struct s3c2410_spi_info *pdata;
struct s3c24xx_spi *hw;
struct spi_master *master;
struct resource *res;
int err = 0;
master = spi_alloc_master(&pdev->dev, sizeof(struct s3c24xx_spi));
......@@ -536,8 +535,7 @@ static int s3c24xx_spi_probe(struct platform_device *pdev)
dev_dbg(hw->dev, "bitbang at %p\n", &hw->bitbang);
/* find and map our resources */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
hw->regs = devm_ioremap_resource(&pdev->dev, res);
hw->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(hw->regs)) {
err = PTR_ERR(hw->regs);
goto err_no_pdata;
......@@ -545,7 +543,6 @@ static int s3c24xx_spi_probe(struct platform_device *pdev)
hw->irq = platform_get_irq(pdev, 0);
if (hw->irq < 0) {
dev_err(&pdev->dev, "No IRQ specified\n");
err = -ENOENT;
goto err_no_pdata;
}
......
......@@ -1297,7 +1297,6 @@ static void sh_msiof_release_dma(struct sh_msiof_spi_priv *p)
static int sh_msiof_spi_probe(struct platform_device *pdev)
{
struct resource *r;
struct spi_controller *ctlr;
const struct sh_msiof_chipdata *chipdata;
struct sh_msiof_spi_info *info;
......@@ -1346,13 +1345,11 @@ static int sh_msiof_spi_probe(struct platform_device *pdev)
i = platform_get_irq(pdev, 0);
if (i < 0) {
dev_err(&pdev->dev, "cannot get IRQ\n");
ret = i;
goto err1;
}
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
p->mapbase = devm_ioremap_resource(&pdev->dev, r);
p->mapbase = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(p->mapbase)) {
ret = PTR_ERR(p->mapbase);
goto err1;
......
......@@ -437,10 +437,8 @@ static int spi_sh_probe(struct platform_device *pdev)
}
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_err(&pdev->dev, "platform_get_irq error: %d\n", irq);
if (irq < 0)
return irq;
}
master = spi_alloc_master(&pdev->dev, sizeof(struct spi_sh_data));
if (master == NULL) {
......
......@@ -292,7 +292,6 @@ sifive_spi_transfer_one(struct spi_master *master, struct spi_device *device,
static int sifive_spi_probe(struct platform_device *pdev)
{
struct sifive_spi *spi;
struct resource *res;
int ret, irq, num_cs;
u32 cs_bits, max_bits_per_word;
struct spi_master *master;
......@@ -307,8 +306,7 @@ static int sifive_spi_probe(struct platform_device *pdev)
init_completion(&spi->done);
platform_set_drvdata(pdev, master);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
spi->regs = devm_ioremap_resource(&pdev->dev, res);
spi->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(spi->regs)) {
ret = PTR_ERR(spi->regs);
goto put_master;
......@@ -323,7 +321,6 @@ static int sifive_spi_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_err(&pdev->dev, "Unable to find interrupt\n");
ret = irq;
goto put_master;
}
......
......@@ -1070,7 +1070,6 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
{
struct sirfsoc_spi *sspi;
struct spi_master *master;
struct resource *mem_res;
const struct sirf_spi_comp_data *spi_comp_data;
int irq;
int ret;
......@@ -1097,8 +1096,7 @@ static int spi_sirfsoc_probe(struct platform_device *pdev)
sspi->fifo_level_chk_mask = (sspi->fifo_size / 4) - 1;
sspi->dat_max_frm_len = spi_comp_data->dat_max_frm_len;
sspi->fifo_size = spi_comp_data->fifo_size;
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
sspi->base = devm_ioremap_resource(&pdev->dev, mem_res);
sspi->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(sspi->base)) {
ret = PTR_ERR(sspi->base);
goto free_master;
......
......@@ -410,7 +410,6 @@ static int mtk_spi_slave_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_err(&pdev->dev, "failed to get irq (%d)\n", irq);
ret = irq;
goto err_put_ctlr;
}
......
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