Commit 6b60393e authored by Richard Cochran's avatar Richard Cochran Committed by David S. Miller

cpsw: add a DT field for the cpts offset

Signed-off-by: default avatarRichard Cochran <richardcochran@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 87c0e764
......@@ -16,6 +16,7 @@ Required properties:
- ale_entries : Specifies No of entries ALE can hold
- host_port_reg_ofs : Specifies host port register offset
- hw_stats_reg_ofs : Specifies hardware statistics register offset
- cpts_reg_ofs : Specifies the offset of the CPTS registers
- bd_ram_ofs : Specifies internal desciptor RAM offset
- bd_ram_size : Specifies internal descriptor RAM size
- rx_descs : Specifies number of Rx descriptors
......@@ -52,6 +53,7 @@ Examples:
ale_entries = <1024>;
host_port_reg_ofs = <0x108>;
hw_stats_reg_ofs = <0x900>;
cpts_reg_ofs = <0xc00>;
bd_ram_ofs = <0x2000>;
bd_ram_size = <0x2000>;
no_bd_ram = <0>;
......@@ -86,6 +88,7 @@ Examples:
ale_entries = <1024>;
host_port_reg_ofs = <0x108>;
hw_stats_reg_ofs = <0x900>;
cpts_reg_ofs = <0xc00>;
bd_ram_ofs = <0x2000>;
bd_ram_size = <0x2000>;
no_bd_ram = <0>;
......
......@@ -912,6 +912,13 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data,
}
data->hw_stats_reg_ofs = prop;
if (of_property_read_u32(node, "cpts_reg_ofs", &prop)) {
pr_err("Missing cpts_reg_ofs property in the DT.\n");
ret = -EINVAL;
goto error_ret;
}
data->cpts_reg_ofs = prop;
if (of_property_read_u32(node, "bd_ram_ofs", &prop)) {
pr_err("Missing bd_ram_ofs property in the DT.\n");
ret = -EINVAL;
......
......@@ -41,6 +41,7 @@ struct cpsw_platform_data {
u32 host_port_num; /* The port number for the host port */
u32 hw_stats_reg_ofs; /* cpsw hardware statistics counters */
u32 cpts_reg_ofs; /* cpts registers */
u32 bd_ram_ofs; /* embedded buffer descriptor RAM offset*/
u32 bd_ram_size; /*buffer descriptor ram size */
......
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