diff options
Diffstat (limited to 'mcp6x_spi.c')
| -rw-r--r-- | mcp6x_spi.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/mcp6x_spi.c b/mcp6x_spi.c index 6635ddd..97c0a1c 100644 --- a/mcp6x_spi.c +++ b/mcp6x_spi.c @@ -66,18 +66,9 @@ static void mcp6x_release_spibus(void) static void mcp6x_bitbang_set_cs(int val) { - /* Requesting and releasing the SPI bus is handled in here to allow the - * chipset to use its own SPI engine for native reads. - */ - if (val == 0) - mcp6x_request_spibus(); - mcp_gpiostate &= ~(1 << MCP6X_SPI_CS); mcp_gpiostate |= (val << MCP6X_SPI_CS); mmio_writeb(mcp_gpiostate, mcp6x_spibar + 0x530); - - if (val == 1) - mcp6x_release_spibus(); } static void mcp6x_bitbang_set_sck(int val) @@ -106,6 +97,8 @@ static const struct bitbang_spi_master bitbang_spi_master_mcp6x = { .set_sck = mcp6x_bitbang_set_sck, .set_mosi = mcp6x_bitbang_set_mosi, .get_miso = mcp6x_bitbang_get_miso, + .request_bus = mcp6x_request_spibus, + .release_bus = mcp6x_release_spibus, }; int mcp6x_spi_init(int want_spi) |