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bitbang: Extend bitbang_spi_master functions to accept spi data

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This way every bitbang spi master has access to its own spi data,
and can use this data in all its functions.

This patch only changes the signatures of functions.

BUG=b:185191942
TEST=builds

Change-Id: Id5722a43ce20feeed62630ad80e14df7744f9c02
Signed-off-by: Anastasia Klimchuk <aklm@chromium.org>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/54991
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
This commit is contained in:
Anastasia Klimchuk
2021-05-26 09:54:08 +10:00
committed by Edward O'Callaghan
parent 30815fc370
commit 5f5eaeb7fa
8 changed files with 52 additions and 52 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
mcp6x_spi.c
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@ -41,7 +41,7 @@ static void *mcp6x_spibar = NULL;
/* Cached value of last GPIO state. */
static uint8_t mcp_gpiostate;
static void mcp6x_request_spibus(void)
static void mcp6x_request_spibus(void *spi_data)
{
mcp_gpiostate = mmio_readb(mcp6x_spibar + 0x530);
mcp_gpiostate |= 1 << MCP6X_SPI_REQUEST;
@ -54,34 +54,34 @@ static void mcp6x_request_spibus(void)
mcp_gpiostate = mmio_readb(mcp6x_spibar + 0x530);
}
static void mcp6x_release_spibus(void)
static void mcp6x_release_spibus(void *spi_data)
{
mcp_gpiostate &= ~(1 << MCP6X_SPI_REQUEST);
mmio_writeb(mcp_gpiostate, mcp6x_spibar + 0x530);
}
static void mcp6x_bitbang_set_cs(int val)
static void mcp6x_bitbang_set_cs(int val, void *spi_data)
{
mcp_gpiostate &= ~(1 << MCP6X_SPI_CS);
mcp_gpiostate |= (val << MCP6X_SPI_CS);
mmio_writeb(mcp_gpiostate, mcp6x_spibar + 0x530);
}
static void mcp6x_bitbang_set_sck(int val)
static void mcp6x_bitbang_set_sck(int val, void *spi_data)
{
mcp_gpiostate &= ~(1 << MCP6X_SPI_SCK);
mcp_gpiostate |= (val << MCP6X_SPI_SCK);
mmio_writeb(mcp_gpiostate, mcp6x_spibar + 0x530);
}
static void mcp6x_bitbang_set_mosi(int val)
static void mcp6x_bitbang_set_mosi(int val, void *spi_data)
{
mcp_gpiostate &= ~(1 << MCP6X_SPI_MOSI);
mcp_gpiostate |= (val << MCP6X_SPI_MOSI);
mmio_writeb(mcp_gpiostate, mcp6x_spibar + 0x530);
}
static int mcp6x_bitbang_get_miso(void)
static int mcp6x_bitbang_get_miso(void *spi_data)
{
mcp_gpiostate = mmio_readb(mcp6x_spibar + 0x530);
return (mcp_gpiostate >> MCP6X_SPI_MISO) & 0x1;