From ea4c7a8321427dd9d579fd449e32b1dcb066dab7 Mon Sep 17 00:00:00 2001 From: Sourav Poddar Date: Sat, 21 Dec 2013 12:50:08 +0530 Subject: am437x_epos_evm: add SPL API, QSPI, and serial flash support Enables support for SPI SPL, QSPI and Spansion serial flash device on the EVM. Configures pin muxes for QSPI mode. Signed-off-by: Sourav Poddar Reviewed-by: Jagannadha Sutradharudu Teki --- board/ti/am43xx/mux.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'board/ti/am43xx/mux.c') diff --git a/board/ti/am43xx/mux.c b/board/ti/am43xx/mux.c index 810b1941db..f96c56f886 100644 --- a/board/ti/am43xx/mux.c +++ b/board/ti/am43xx/mux.c @@ -38,6 +38,16 @@ static struct module_pin_mux gpio0_22_pin_mux[] = { {-1}, }; +static struct module_pin_mux qspi_pin_mux[] = { + {OFFSET(gpmc_csn0), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_CS0 */ + {OFFSET(gpmc_csn3), (MODE(2) | PULLUP_EN | RXACTIVE)}, /* QSPI_CLK */ + {OFFSET(gpmc_advn_ale), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D0 */ + {OFFSET(gpmc_oen_ren), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D1 */ + {OFFSET(gpmc_wen), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D2 */ + {OFFSET(gpmc_be0n_cle), (MODE(3) | PULLUP_EN | RXACTIVE)}, /* QSPI_D3 */ + {-1}, +}; + void enable_uart0_pin_mux(void) { configure_module_pin_mux(uart0_pin_mux); @@ -50,6 +60,7 @@ void enable_board_pin_mux(void) if (board_is_gpevm()) configure_module_pin_mux(gpio0_22_pin_mux); + configure_module_pin_mux(qspi_pin_mux); } void enable_i2c0_pin_mux(void) -- cgit