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https://github.com/AsahiLinux/u-boot
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cosmetic: atcspi200: Rename function name as atcspi200
Integrate function and struct name from ae3xx to atcspi200 will be more reasonable. Signed-off-by: Rick Chen <rick@andestech.com>
This commit is contained in:
Rick Chen
Rick Chen
parent
41bbb8b333
commit
6720e4ae7a
1 changed files with 48 additions and 48 deletions
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@ -1,5 +1,5 @@
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/*
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* NDS SPI controller driver.
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* Andestech ATCSPI200 SPI controller driver.
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*
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* Copyright 2017 Andes Technology, Inc.
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* Author: Rick Chen (rick@andestech.com)
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@ -25,7 +25,7 @@ DECLARE_GLOBAL_DATA_PTR;
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#define SPI1_BASE 0xf0f00000
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#define NSPI_MAX_CS_NUM 1
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struct ae3xx_spi_regs {
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struct atcspi200_spi_regs {
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u32 rev;
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u32 reserve1[3];
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u32 format; /* 0x10 */
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@ -78,7 +78,7 @@ struct nds_spi_slave {
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#ifndef CONFIG_DM_SPI
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struct spi_slave slave;
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#endif
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volatile struct ae3xx_spi_regs *regs;
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volatile struct atcspi200_spi_regs *regs;
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int to;
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unsigned int freq;
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ulong clock;
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@ -94,7 +94,7 @@ struct nds_spi_slave {
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unsigned int max_transfer_length;
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};
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static int __ae3xx_spi_set_speed(struct nds_spi_slave *ns)
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static int __atcspi200_spi_set_speed(struct nds_spi_slave *ns)
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{
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u32 tm;
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u8 div;
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@ -117,7 +117,7 @@ static int __ae3xx_spi_set_speed(struct nds_spi_slave *ns)
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}
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static int __ae3xx_spi_claim_bus(struct nds_spi_slave *ns)
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static int __atcspi200_spi_claim_bus(struct nds_spi_slave *ns)
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{
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unsigned int format=0;
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ns->regs->ctrl |= (TXFRST|RXFRST|SPIRST);
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@ -128,18 +128,18 @@ static int __ae3xx_spi_claim_bus(struct nds_spi_slave *ns)
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ns->cmd_len = 0;
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format = ns->mode|DATA_LENGTH(8);
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ns->regs->format = format;
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__ae3xx_spi_set_speed(ns);
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__atcspi200_spi_set_speed(ns);
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return 0;
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}
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static int __ae3xx_spi_release_bus(struct nds_spi_slave *ns)
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static int __atcspi200_spi_release_bus(struct nds_spi_slave *ns)
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{
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/* do nothing */
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return 0;
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}
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static int __ae3xx_spi_start(struct nds_spi_slave *ns)
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static int __atcspi200_spi_start(struct nds_spi_slave *ns)
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{
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int i,olen=0;
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int tc = ns->regs->tctrl;
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@ -168,7 +168,7 @@ static int __ae3xx_spi_start(struct nds_spi_slave *ns)
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return 0;
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}
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static int __ae3xx_spi_stop(struct nds_spi_slave *ns)
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static int __atcspi200_spi_stop(struct nds_spi_slave *ns)
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{
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ns->regs->timing = ns->mtiming;
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while ((ns->regs->status & SPIBSY)&&(ns->to--))
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@ -190,7 +190,7 @@ static int __nspi_espi_rx(struct nds_spi_slave *ns, void *din, unsigned int byte
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}
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static int __ae3xx_spi_xfer(struct nds_spi_slave *ns,
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static int __atcspi200_spi_xfer(struct nds_spi_slave *ns,
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unsigned int bitlen, const void *data_out, void *data_in,
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unsigned long flags)
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{
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@ -230,7 +230,7 @@ static int __ae3xx_spi_xfer(struct nds_spi_slave *ns,
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memcpy(cmd_buf, data_out, cmd_len);
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data_out = 0;
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data_len = 0;
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__ae3xx_spi_start(ns);
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__atcspi200_spi_start(ns);
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break;
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}
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debug("spi_xfer: data_out %08X(%p) data_in %08X(%p) data_len %u\n",
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@ -245,7 +245,7 @@ static int __ae3xx_spi_xfer(struct nds_spi_slave *ns,
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num_bytes = (tran_len) % CHUNK_SIZE;
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if(num_bytes == 0)
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num_bytes = CHUNK_SIZE;
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__ae3xx_spi_start(ns);
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__atcspi200_spi_start(ns);
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while (num_blks) {
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event = in_le32(&ns->regs->status);
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@ -279,9 +279,9 @@ static int __ae3xx_spi_xfer(struct nds_spi_slave *ns,
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ns->cmd_buf[3] += ((tran_len)&0xff);
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ns->data_len = data_len;
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}
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ret = __ae3xx_spi_stop(ns);
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ret = __atcspi200_spi_stop(ns);
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}
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ret = __ae3xx_spi_stop(ns);
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ret = __atcspi200_spi_stop(ns);
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return ret;
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}
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@ -300,11 +300,11 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
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switch (bus) {
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case SPI0_BUS:
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ns->regs = (struct ae3xx_spi_regs *)SPI0_BASE;
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ns->regs = (struct atcspi200_spi_regs *)SPI0_BASE;
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break;
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case SPI1_BUS:
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ns->regs = (struct ae3xx_spi_regs *)SPI1_BASE;
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ns->regs = (struct atcspi200_spi_regs *)SPI1_BASE;
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break;
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default:
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@ -336,20 +336,20 @@ void spi_init(void)
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int spi_claim_bus(struct spi_slave *slave)
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{
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struct nds_spi_slave *ns = to_nds_spi_slave(slave);
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return __ae3xx_spi_claim_bus(ns);
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return __atcspi200_spi_claim_bus(ns);
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}
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void spi_release_bus(struct spi_slave *slave)
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{
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struct nds_spi_slave *ns = to_nds_spi_slave(slave);
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__ae3xx_spi_release_bus(ns);
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__atcspi200_spi_release_bus(ns);
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}
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int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *data_out,
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void *data_in, unsigned long flags)
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{
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struct nds_spi_slave *ns = to_nds_spi_slave(slave);
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return __ae3xx_spi_xfer(ns, bitlen, data_out, data_in, flags);
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return __atcspi200_spi_xfer(ns, bitlen, data_out, data_in, flags);
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}
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int spi_cs_is_valid(unsigned int bus, unsigned int cs)
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@ -360,28 +360,28 @@ int spi_cs_is_valid(unsigned int bus, unsigned int cs)
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void spi_cs_activate(struct spi_slave *slave)
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{
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struct nds_spi_slave *ns = to_nds_spi_slave(slave);
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__ae3xx_spi_start(ns);
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__atcspi200_spi_start(ns);
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}
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void spi_cs_deactivate(struct spi_slave *slave)
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{
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struct nds_spi_slave *ns = to_nds_spi_slave(slave);
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__ae3xx_spi_stop(ns);
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__atcspi200_spi_stop(ns);
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}
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#else
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static int ae3xx_spi_set_speed(struct udevice *bus, uint max_hz)
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static int atcspi200_spi_set_speed(struct udevice *bus, uint max_hz)
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{
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struct nds_spi_slave *ns = dev_get_priv(bus);
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debug("%s speed %u\n", __func__, max_hz);
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ns->freq = max_hz;
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__ae3xx_spi_set_speed(ns);
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__atcspi200_spi_set_speed(ns);
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return 0;
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}
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static int ae3xx_spi_set_mode(struct udevice *bus, uint mode)
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static int atcspi200_spi_set_mode(struct udevice *bus, uint mode)
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{
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struct nds_spi_slave *ns = dev_get_priv(bus);
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@ -391,7 +391,7 @@ static int ae3xx_spi_set_mode(struct udevice *bus, uint mode)
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return 0;
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}
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static int ae3xx_spi_claim_bus(struct udevice *dev)
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static int atcspi200_spi_claim_bus(struct udevice *dev)
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{
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struct dm_spi_slave_platdata *slave_plat =
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dev_get_parent_platdata(dev);
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@ -403,27 +403,27 @@ static int ae3xx_spi_claim_bus(struct udevice *dev)
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return -EINVAL;
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}
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return __ae3xx_spi_claim_bus(ns);
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return __atcspi200_spi_claim_bus(ns);
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}
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static int ae3xx_spi_release_bus(struct udevice *dev)
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static int atcspi200_spi_release_bus(struct udevice *dev)
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{
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struct nds_spi_slave *ns = dev_get_priv(dev->parent);
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return __ae3xx_spi_release_bus(ns);
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return __atcspi200_spi_release_bus(ns);
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}
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static int ae3xx_spi_xfer(struct udevice *dev, unsigned int bitlen,
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static int atcspi200_spi_xfer(struct udevice *dev, unsigned int bitlen,
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const void *dout, void *din,
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unsigned long flags)
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{
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struct udevice *bus = dev->parent;
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struct nds_spi_slave *ns = dev_get_priv(bus);
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return __ae3xx_spi_xfer(ns, bitlen, dout, din, flags);
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return __atcspi200_spi_xfer(ns, bitlen, dout, din, flags);
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}
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static int ae3xx_spi_get_clk(struct udevice *bus)
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static int atcspi200_spi_get_clk(struct udevice *bus)
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{
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struct nds_spi_slave *ns = dev_get_priv(bus);
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struct clk clk;
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@ -444,26 +444,26 @@ static int ae3xx_spi_get_clk(struct udevice *bus)
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return 0;
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}
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static int ae3xx_spi_probe(struct udevice *bus)
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static int atcspi200_spi_probe(struct udevice *bus)
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{
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struct nds_spi_slave *ns = dev_get_priv(bus);
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ns->to = SPI_TIMEOUT;
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ns->max_transfer_length = MAX_TRANSFER_LEN;
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ns->mtiming = ns->regs->timing;
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ae3xx_spi_get_clk(bus);
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atcspi200_spi_get_clk(bus);
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return 0;
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}
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static int ae3xx_ofdata_to_platadata(struct udevice *bus)
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static int atcspi200_ofdata_to_platadata(struct udevice *bus)
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{
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struct nds_spi_slave *ns = dev_get_priv(bus);
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const void *blob = gd->fdt_blob;
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int node = dev_of_offset(bus);
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ns->regs = map_physmem(devfdt_get_addr(bus),
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sizeof(struct ae3xx_spi_regs),
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sizeof(struct atcspi200_spi_regs),
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MAP_NOCACHE);
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if (!ns->regs) {
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printf("%s: could not map device address\n", __func__);
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@ -474,26 +474,26 @@ static int ae3xx_ofdata_to_platadata(struct udevice *bus)
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return 0;
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}
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static const struct dm_spi_ops ae3xx_spi_ops = {
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.claim_bus = ae3xx_spi_claim_bus,
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.release_bus = ae3xx_spi_release_bus,
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.xfer = ae3xx_spi_xfer,
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.set_speed = ae3xx_spi_set_speed,
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.set_mode = ae3xx_spi_set_mode,
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static const struct dm_spi_ops atcspi200_spi_ops = {
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.claim_bus = atcspi200_spi_claim_bus,
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.release_bus = atcspi200_spi_release_bus,
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.xfer = atcspi200_spi_xfer,
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.set_speed = atcspi200_spi_set_speed,
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.set_mode = atcspi200_spi_set_mode,
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};
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static const struct udevice_id ae3xx_spi_ids[] = {
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static const struct udevice_id atcspi200_spi_ids[] = {
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{ .compatible = "andestech,atcspi200" },
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{ }
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};
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U_BOOT_DRIVER(ae3xx_spi) = {
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.name = "ae3xx_spi",
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U_BOOT_DRIVER(atcspi200_spi) = {
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.name = "atcspi200_spi",
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.id = UCLASS_SPI,
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.of_match = ae3xx_spi_ids,
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.ops = &ae3xx_spi_ops,
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.ofdata_to_platdata = ae3xx_ofdata_to_platadata,
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.of_match = atcspi200_spi_ids,
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.ops = &atcspi200_spi_ops,
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.ofdata_to_platdata = atcspi200_ofdata_to_platadata,
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.priv_auto_alloc_size = sizeof(struct nds_spi_slave),
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.probe = ae3xx_spi_probe,
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.probe = atcspi200_spi_probe,
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};
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#endif
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