+// SPDX-License-Identifier: GPL-2.0+
/*
* eSPI controller driver.
*
* Copyright 2010-2011 Freescale Semiconductor, Inc.
* Author: Mingkai Hu (Mingkai.hu@freescale.com)
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#define ESPI_MAX_CS_NUM 4
#define ESPI_FIFO_WIDTH_BIT 32
-#define ESPI_EV_RNE (1 << 9)
-#define ESPI_EV_TNF (1 << 8)
-#define ESPI_EV_DON (1 << 14)
-#define ESPI_EV_TXE (1 << 15)
+#define ESPI_EV_RNE BIT(9)
+#define ESPI_EV_TNF BIT(8)
+#define ESPI_EV_DON BIT(14)
+#define ESPI_EV_TXE BIT(15)
#define ESPI_EV_RFCNT_SHIFT 24
#define ESPI_EV_RFCNT_MASK (0x3f << ESPI_EV_RFCNT_SHIFT)
-#define ESPI_MODE_EN (1 << 31) /* Enable interface */
+#define ESPI_MODE_EN BIT(31) /* Enable interface */
#define ESPI_MODE_TXTHR(x) ((x) << 8) /* Tx FIFO threshold */
#define ESPI_MODE_RXTHR(x) ((x) << 0) /* Rx FIFO threshold */
#define ESPI_COM_CS(x) ((x) << 30)
#define ESPI_COM_TRANLEN(x) ((x) << 0)
-#define ESPI_CSMODE_CI_INACTIVEHIGH (1 << 31)
-#define ESPI_CSMODE_CP_BEGIN_EDGCLK (1 << 30)
-#define ESPI_CSMODE_REV_MSB_FIRST (1 << 29)
-#define ESPI_CSMODE_DIV16 (1 << 28)
+#define ESPI_CSMODE_CI_INACTIVEHIGH BIT(31)
+#define ESPI_CSMODE_CP_BEGIN_EDGCLK BIT(30)
+#define ESPI_CSMODE_REV_MSB_FIRST BIT(29)
+#define ESPI_CSMODE_DIV16 BIT(28)
#define ESPI_CSMODE_PM(x) ((x) << 24)
-#define ESPI_CSMODE_POL_ASSERTED_LOW (1 << 20)
+#define ESPI_CSMODE_POL_ASSERTED_LOW BIT(20)
#define ESPI_CSMODE_LEN(x) ((x) << 16)
#define ESPI_CSMODE_CSBEF(x) ((x) << 12)
#define ESPI_CSMODE_CSAFT(x) ((x) << 8)
free(fsl);
}
-void spi_init(void)
-{
-
-}
-
int spi_claim_bus(struct spi_slave *slave)
{
struct fsl_spi_slave *fsl = to_fsl_spi_slave(slave);
spi_cs_deactivate(slave);
return 0;
}
- buf_len = 2 * cmd_len + min(data_len, max_tran_len);
+ buf_len = 2 * cmd_len + min(data_len, (size_t)max_tran_len);
len = cmd_len + data_len;
rx_offset = cmd_len;
buffer = (unsigned char *)malloc(buf_len);
if (data_in)
din = buffer + rx_offset;
dout = buffer;
- tran_len = min(data_len , max_tran_len);
+ tran_len = min(data_len, (size_t)max_tran_len);
num_blks = DIV_ROUND_UP(tran_len + cmd_len, 4);
num_bytes = (tran_len + cmd_len) % 4;
fsl->data_len = tran_len + cmd_len;