diff options
Diffstat (limited to 'chip/g/spp.c')
| -rw-r--r-- | chip/g/spp.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/chip/g/spp.c b/chip/g/spp.c index 5162b5652c..a4b4eaedaa 100644 --- a/chip/g/spp.c +++ b/chip/g/spp.c @@ -15,7 +15,7 @@ #include "watchdog.h" /* - * This file is a driver for the CR50 SPS (SPI slave) controller. The + * This file is a driver for the CR50 SPP (SPI peripheral) controller. The * controller deploys a 2KB buffer split evenly between receive and transmit * directions. * @@ -70,7 +70,7 @@ void spp_tx_status(uint8_t byte) } /* - * Push data to the SPS TX FIFO + * Push data to the SPP TX FIFO * @param data Pointer to 8-bit data * @param data_size Number of bytes to transmit * @return : actual number of bytes placed into tx fifo @@ -116,7 +116,7 @@ int spp_transmit(uint8_t *data, size_t data_size) fifo_contents = *spp_tx_fifo; do { /* - * CR50 SPS controller does not allow byte + * CR50 SPP controller does not allow byte * accesses for writes into the FIFO, so read * modify/write is required. Tracked under * http://b/20894727 @@ -164,7 +164,7 @@ int spp_transmit(uint8_t *data, size_t data_size) static int spp_cs_asserted(void) { /* - * Read the current value on the SPS CS line and return the iversion + * Read the current value on the SPP CS line and return the iversion * of it (CS is active low). */ return !GREAD_FIELD(SPS, VAL, CSB); @@ -255,7 +255,7 @@ int spp_register_rx_handler(enum spp_mode mode, rx_handler_f rx_handler, return 0; } -/* Function that sets up for SPS to enable INT_AP_L extension. */ +/* Function that sets up for SPP to enable INT_AP_L extension. */ static void spp_int_ap_extension_enable_(void) { enable_cs_assert_irq_(); @@ -266,8 +266,8 @@ static void spp_int_ap_extension_enable_(void) static void spp_init(void) { /* - * Check to see if slave SPI interface is required by the board before - * initializing it. If SPI option is not set, then just return. + * Check to see if peripheral SPI interface is required by the board + * before initializing it. If SPI option is not set, then just return. */ if (!board_tpm_uses_spi()) return; @@ -459,7 +459,7 @@ DECLARE_IRQ(GC_IRQNUM_SPS0_CS_ASSERT_INTR, sps0_cs_assert_interrupt_, 1); #ifdef CONFIG_SPP_TEST -/* Function to test SPS driver. It expects the host to send SPI frames of size +/* Function to test SPP driver. It expects the host to send SPI frames of size * <size> (not exceeding 1100) of the following format: * * <size/256> <size%256> [<size> bytes of payload] |