From 81cf9d083b840036f528ffb59c992ddc0222f8af Mon Sep 17 00:00:00 2001 From: Jon Lin Date: Mon, 4 Nov 2024 15:24:30 +0800 Subject: [PATCH] spi: rockchip: Modify the transmission completion status bit of early IP version tx Change-Id: I494a3a357d69cd6daa73046b5519aad24c7d642e Signed-off-by: Jon Lin --- drivers/spi/spi-rockchip.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index f9800d28ddcd..725edce995d9 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -244,23 +244,23 @@ static inline void spi_enable_chip(struct rockchip_spi *rs, bool enable) static inline void wait_for_tx_idle(struct rockchip_spi *rs, bool slave_mode) { unsigned long timeout = jiffies + msecs_to_jiffies(5); - u32 bit_filed = SR_BUSY; + u32 bit_field = SR_BUSY; u32 idle_val = 0; uint32_t speed, us; if (slave_mode && rs->version == ROCKCHIP_SPI_VER2_TYPE2) { - bit_filed = SR_SLAVE_TX_BUSY; + bit_field = SR_SLAVE_TX_BUSY; idle_val = 0; } else if (slave_mode) { - bit_filed = SR_TF_EMPTY; - idle_val = 1; + bit_field = SR_TF_EMPTY; + idle_val = SR_TF_EMPTY; } do { - if ((readl_relaxed(rs->regs + ROCKCHIP_SPI_SR) & bit_filed) == idle_val) { - if (bit_filed == SR_TF_EMPTY) { + if ((readl_relaxed(rs->regs + ROCKCHIP_SPI_SR) & bit_field) == idle_val) { + if (bit_field == SR_TF_EMPTY) { speed = rs->speed_hz; - us = (8 * 1000000 / speed) * 2; + us = (8 * 1000000 / speed) * 2 + 1; udelay(us); } return;