24 static int is_valid_cs(unsigned int cs)  in is_valid_cs()  argument
26 	if (cs > 6)  in is_valid_cs()
35 int bcm63xx_set_cs_base(unsigned int cs, u32 base, unsigned int size)  in bcm63xx_set_cs_base()  argument
40 	if (!is_valid_cs(cs))  in bcm63xx_set_cs_base()
41 		return -EINVAL;  in bcm63xx_set_cs_base()
45 		return -EINVAL;  in bcm63xx_set_cs_base()
48 		return -EINVAL;  in bcm63xx_set_cs_base()
51 	/* 8k => 0 - 256M => 15 */  in bcm63xx_set_cs_base()
52 	val |= (ilog2(size) - ilog2(8 * 1024)) << MPI_CSBASE_SIZE_SHIFT;  in bcm63xx_set_cs_base()
55 	bcm_mpi_writel(val, MPI_CSBASE_REG(cs));  in bcm63xx_set_cs_base()
66 int bcm63xx_set_cs_timing(unsigned int cs, unsigned int wait,  in bcm63xx_set_cs_timing()  argument
67 			   unsigned int setup, unsigned int hold)  in bcm63xx_set_cs_timing()  argument
72 	if (!is_valid_cs(cs))  in bcm63xx_set_cs_timing()
73 		return -EINVAL;  in bcm63xx_set_cs_timing()
76 	val = bcm_mpi_readl(MPI_CSCTL_REG(cs));  in bcm63xx_set_cs_timing()
81 	val |= setup << MPI_CSCTL_SETUP_SHIFT;  in bcm63xx_set_cs_timing()
83 	bcm_mpi_writel(val, MPI_CSCTL_REG(cs));  in bcm63xx_set_cs_timing()
94 int bcm63xx_set_cs_param(unsigned int cs, u32 params)  in bcm63xx_set_cs_param()  argument
99 	if (!is_valid_cs(cs))  in bcm63xx_set_cs_param()
100 		return -EINVAL;  in bcm63xx_set_cs_param()
103 	if (cs == MPI_CS_PCMCIA_COMMON ||  in bcm63xx_set_cs_param()
104 	    cs == MPI_CS_PCMCIA_ATTR ||  in bcm63xx_set_cs_param()
105 	    cs == MPI_CS_PCMCIA_IO)  in bcm63xx_set_cs_param()
106 		return -EINVAL;  in bcm63xx_set_cs_param()
109 	val = bcm_mpi_readl(MPI_CSCTL_REG(cs));  in bcm63xx_set_cs_param()
115 	bcm_mpi_writel(val, MPI_CSCTL_REG(cs));  in bcm63xx_set_cs_param()
124  * set cs status (enable/disable)
126 int bcm63xx_set_cs_status(unsigned int cs, int enable)  in bcm63xx_set_cs_status()  argument
131 	if (!is_valid_cs(cs))  in bcm63xx_set_cs_status()
132 		return -EINVAL;  in bcm63xx_set_cs_status()
135 	val = bcm_mpi_readl(MPI_CSCTL_REG(cs));  in bcm63xx_set_cs_status()
140 	bcm_mpi_writel(val, MPI_CSCTL_REG(cs));  in bcm63xx_set_cs_status()